13426100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 30998016

約数和(自身を除く): 17571916

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 61, 62, 71, 100, 122, 124, 142, 155, 244, 284, 305, 310, 355, 610, 620, 710, 775, 1220, 1420, 1525, 1550, 1775, 1891, 2201, 3050, 3100, 3550, 3782, 4331, 4402, 6100, 7100, 7564, 8662, 8804, 9455, 11005, 17324, 18910, 21655, 22010, 37820, 43310, 44020, 47275, 55025, 86620, 94550, 108275, 110050, 134261, 189100, 216550, 220100, 268522, 433100, 537044, 671305, 1342610, 2685220, 3356525, 6713050, 13426100]

約数ペア:

[(1, 13426100), (2, 6713050), (4, 3356525), (5, 2685220), (10, 1342610), (20, 671305), (25, 537044), (31, 433100), (50, 268522), (61, 220100), (62, 216550), (71, 189100), (100, 134261), (122, 110050), (124, 108275), (142, 94550), (155, 86620), (244, 55025), (284, 47275), (305, 44020), (310, 43310), (355, 37820), (610, 22010), (620, 21655), (710, 18910), (775, 17324), (1220, 11005), (1420, 9455), (1525, 8804), (1550, 8662), (1775, 7564), (1891, 7100), (2201, 6100), (3050, 4402), (3100, 4331), (3550, 3782)]