28951951840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{50587}}^1$

素因数の和:50689

約数の個数: 144

約数和(自身を含む): 80657709552

約数和(自身を除く): 51705757712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 73, 80, 98, 112, 140, 146, 160, 196, 224, 245, 280, 292, 365, 392, 490, 511, 560, 584, 730, 784, 980, 1022, 1120, 1168, 1460, 1568, 1960, 2044, 2336, 2555, 2920, 3577, 3920, 4088, 5110, 5840, 7154, 7840, 8176, 10220, 11680, 14308, 16352, 17885, 20440, 28616, 35770, 40880, 50587, 57232, 71540, 81760, 101174, 114464, 143080, 202348, 252935, 286160, 354109, 404696, 505870, 572320, 708218, 809392, 1011740, 1416436, 1618784, 1770545, 2023480, 2478763, 2832872, 3541090, 3692851, 4046960, 4957526, 5665744, 7082180, 7385702, 8093920, 9915052, 11331488, 12393815, 14164360, 14771404, 18464255, 19830104, 24787630, 25849957, 28328720, 29542808, 36928510, 39660208, 49575260, 51699914, 56657440, 59085616, 73857020, 79320416, 99150520, 103399828, 118171232, 129249785, 147714040, 180949699, 198301040, 206799656, 258499570, 295428080, 361899398, 396602080, 413599312, 516999140, 590856160, 723798796, 827198624, 904748495, 1033998280, 1447597592, 1809496990, 2067996560, 2895195184, 3618993980, 4135993120, 5790390368, 7237987960, 14475975920, 28951951840]

約数ペア:

[(1, 28951951840), (2, 14475975920), (4, 7237987960), (5, 5790390368), (7, 4135993120), (8, 3618993980), (10, 2895195184), (14, 2067996560), (16, 1809496990), (20, 1447597592), (28, 1033998280), (32, 904748495), (35, 827198624), (40, 723798796), (49, 590856160), (56, 516999140), (70, 413599312), (73, 396602080), (80, 361899398), (98, 295428080), (112, 258499570), (140, 206799656), (146, 198301040), (160, 180949699), (196, 147714040), (224, 129249785), (245, 118171232), (280, 103399828), (292, 99150520), (365, 79320416), (392, 73857020), (490, 59085616), (511, 56657440), (560, 51699914), (584, 49575260), (730, 39660208), (784, 36928510), (980, 29542808), (1022, 28328720), (1120, 25849957), (1168, 24787630), (1460, 19830104), (1568, 18464255), (1960, 14771404), (2044, 14164360), (2336, 12393815), (2555, 11331488), (2920, 9915052), (3577, 8093920), (3920, 7385702), (4088, 7082180), (5110, 5665744), (5840, 4957526), (7154, 4046960), (7840, 3692851), (8176, 3541090), (10220, 2832872), (11680, 2478763), (14308, 2023480), (16352, 1770545), (17885, 1618784), (20440, 1416436), (28616, 1011740), (35770, 809392), (40880, 708218), (50587, 572320), (57232, 505870), (71540, 404696), (81760, 354109), (101174, 286160), (114464, 252935), (143080, 202348)]