104107900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1511}}^1$

素因数の和:1591

約数の個数: 72

約数和(自身を含む): 248046624

約数和(自身を除く): 143938724

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 53, 65, 100, 106, 130, 212, 260, 265, 325, 530, 650, 689, 1060, 1300, 1325, 1378, 1511, 2650, 2756, 3022, 3445, 5300, 6044, 6890, 7555, 13780, 15110, 17225, 19643, 30220, 34450, 37775, 39286, 68900, 75550, 78572, 80083, 98215, 151100, 160166, 196430, 320332, 392860, 400415, 491075, 800830, 982150, 1041079, 1601660, 1964300, 2002075, 2082158, 4004150, 4164316, 5205395, 8008300, 10410790, 20821580, 26026975, 52053950, 104107900]

約数ペア:

[(1, 104107900), (2, 52053950), (4, 26026975), (5, 20821580), (10, 10410790), (13, 8008300), (20, 5205395), (25, 4164316), (26, 4004150), (50, 2082158), (52, 2002075), (53, 1964300), (65, 1601660), (100, 1041079), (106, 982150), (130, 800830), (212, 491075), (260, 400415), (265, 392860), (325, 320332), (530, 196430), (650, 160166), (689, 151100), (1060, 98215), (1300, 80083), (1325, 78572), (1378, 75550), (1511, 68900), (2650, 39286), (2756, 37775), (3022, 34450), (3445, 30220), (5300, 19643), (6044, 17225), (6890, 15110), (7555, 13780)]