1900535100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{89227}}^1$

素因数の和:89315

約数の個数: 72

約数和(自身を含む): 5576393088

約数和(自身を除く): 3675857988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 71, 75, 100, 142, 150, 213, 284, 300, 355, 426, 710, 852, 1065, 1420, 1775, 2130, 3550, 4260, 5325, 7100, 10650, 21300, 89227, 178454, 267681, 356908, 446135, 535362, 892270, 1070724, 1338405, 1784540, 2230675, 2676810, 4461350, 5353620, 6335117, 6692025, 8922700, 12670234, 13384050, 19005351, 25340468, 26768100, 31675585, 38010702, 63351170, 76021404, 95026755, 126702340, 158377925, 190053510, 316755850, 380107020, 475133775, 633511700, 950267550, 1900535100]

約数ペア:

[(1, 1900535100), (2, 950267550), (3, 633511700), (4, 475133775), (5, 380107020), (6, 316755850), (10, 190053510), (12, 158377925), (15, 126702340), (20, 95026755), (25, 76021404), (30, 63351170), (50, 38010702), (60, 31675585), (71, 26768100), (75, 25340468), (100, 19005351), (142, 13384050), (150, 12670234), (213, 8922700), (284, 6692025), (300, 6335117), (355, 5353620), (426, 4461350), (710, 2676810), (852, 2230675), (1065, 1784540), (1420, 1338405), (1775, 1070724), (2130, 892270), (3550, 535362), (4260, 446135), (5325, 356908), (7100, 267681), (10650, 178454), (21300, 89227)]