50723920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:213

約数の個数: 160

約数和(自身を含む): 142490880

約数和(自身を除く): 91766960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 80, 85, 95, 104, 130, 136, 151, 152, 170, 190, 208, 221, 247, 260, 272, 302, 304, 323, 340, 380, 442, 494, 520, 604, 646, 680, 755, 760, 884, 988, 1040, 1105, 1208, 1235, 1292, 1360, 1510, 1520, 1615, 1768, 1963, 1976, 2210, 2416, 2470, 2567, 2584, 2869, 3020, 3230, 3536, 3926, 3952, 4199, 4420, 4940, 5134, 5168, 5738, 6040, 6460, 7852, 8398, 8840, 9815, 9880, 10268, 11476, 12080, 12835, 12920, 14345, 15704, 16796, 17680, 19630, 19760, 20536, 20995, 22952, 25670, 25840, 28690, 31408, 33371, 33592, 37297, 39260, 41072, 41990, 45904, 48773, 51340, 57380, 66742, 67184, 74594, 78520, 83980, 97546, 102680, 114760, 133484, 149188, 157040, 166855, 167960, 186485, 195092, 205360, 229520, 243865, 266968, 298376, 333710, 335920, 372970, 390184, 487730, 533936, 596752, 634049, 667420, 745940, 780368, 975460, 1268098, 1334840, 1491880, 1950920, 2536196, 2669680, 2983760, 3170245, 3901840, 5072392, 6340490, 10144784, 12680980, 25361960, 50723920]

約数ペア:

[(1, 50723920), (2, 25361960), (4, 12680980), (5, 10144784), (8, 6340490), (10, 5072392), (13, 3901840), (16, 3170245), (17, 2983760), (19, 2669680), (20, 2536196), (26, 1950920), (34, 1491880), (38, 1334840), (40, 1268098), (52, 975460), (65, 780368), (68, 745940), (76, 667420), (80, 634049), (85, 596752), (95, 533936), (104, 487730), (130, 390184), (136, 372970), (151, 335920), (152, 333710), (170, 298376), (190, 266968), (208, 243865), (221, 229520), (247, 205360), (260, 195092), (272, 186485), (302, 167960), (304, 166855), (323, 157040), (340, 149188), (380, 133484), (442, 114760), (494, 102680), (520, 97546), (604, 83980), (646, 78520), (680, 74594), (755, 67184), (760, 66742), (884, 57380), (988, 51340), (1040, 48773), (1105, 45904), (1208, 41990), (1235, 41072), (1292, 39260), (1360, 37297), (1510, 33592), (1520, 33371), (1615, 31408), (1768, 28690), (1963, 25840), (1976, 25670), (2210, 22952), (2416, 20995), (2470, 20536), (2567, 19760), (2584, 19630), (2869, 17680), (3020, 16796), (3230, 15704), (3536, 14345), (3926, 12920), (3952, 12835), (4199, 12080), (4420, 11476), (4940, 10268), (5134, 9880), (5168, 9815), (5738, 8840), (6040, 8398), (6460, 7852)]