53980100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 125570088

約数和(自身を除く): 71589988

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 113, 170, 226, 281, 340, 425, 452, 562, 565, 850, 1124, 1130, 1405, 1700, 1921, 2260, 2810, 2825, 3842, 4777, 5620, 5650, 7025, 7684, 9554, 9605, 11300, 14050, 19108, 19210, 23885, 28100, 31753, 38420, 47770, 48025, 63506, 95540, 96050, 119425, 127012, 158765, 192100, 238850, 317530, 477700, 539801, 635060, 793825, 1079602, 1587650, 2159204, 2699005, 3175300, 5398010, 10796020, 13495025, 26990050, 53980100]

約数ペア:

[(1, 53980100), (2, 26990050), (4, 13495025), (5, 10796020), (10, 5398010), (17, 3175300), (20, 2699005), (25, 2159204), (34, 1587650), (50, 1079602), (68, 793825), (85, 635060), (100, 539801), (113, 477700), (170, 317530), (226, 238850), (281, 192100), (340, 158765), (425, 127012), (452, 119425), (562, 96050), (565, 95540), (850, 63506), (1124, 48025), (1130, 47770), (1405, 38420), (1700, 31753), (1921, 28100), (2260, 23885), (2810, 19210), (2825, 19108), (3842, 14050), (4777, 11300), (5620, 9605), (5650, 9554), (7025, 7684)]