100108720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{983}}^1$

素因数の和:1082

約数の個数: 80

約数和(自身を含む): 248912640

約数和(自身を除く): 148803920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 67, 76, 80, 95, 134, 152, 190, 268, 304, 335, 380, 536, 670, 760, 983, 1072, 1273, 1340, 1520, 1966, 2546, 2680, 3932, 4915, 5092, 5360, 6365, 7864, 9830, 10184, 12730, 15728, 18677, 19660, 20368, 25460, 37354, 39320, 50920, 65861, 74708, 78640, 93385, 101840, 131722, 149416, 186770, 263444, 298832, 329305, 373540, 526888, 658610, 747080, 1053776, 1251359, 1317220, 1494160, 2502718, 2634440, 5005436, 5268880, 6256795, 10010872, 12513590, 20021744, 25027180, 50054360, 100108720]

約数ペア:

[(1, 100108720), (2, 50054360), (4, 25027180), (5, 20021744), (8, 12513590), (10, 10010872), (16, 6256795), (19, 5268880), (20, 5005436), (38, 2634440), (40, 2502718), (67, 1494160), (76, 1317220), (80, 1251359), (95, 1053776), (134, 747080), (152, 658610), (190, 526888), (268, 373540), (304, 329305), (335, 298832), (380, 263444), (536, 186770), (670, 149416), (760, 131722), (983, 101840), (1072, 93385), (1273, 78640), (1340, 74708), (1520, 65861), (1966, 50920), (2546, 39320), (2680, 37354), (3932, 25460), (4915, 20368), (5092, 19660), (5360, 18677), (6365, 15728), (7864, 12730), (9830, 10184)]