63868220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4027}}^1$

素因数の和:4110

約数の個数: 48

約数和(自身を含む): 146844768

約数和(自身を除く): 82976548

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 4027, 7930, 8054, 15860, 16108, 20135, 40270, 52351, 80540, 104702, 209404, 245647, 261755, 491294, 523510, 982588, 1047020, 1228235, 2456470, 3193411, 4912940, 6386822, 12773644, 15967055, 31934110, 63868220]

約数ペア:

[(1, 63868220), (2, 31934110), (4, 15967055), (5, 12773644), (10, 6386822), (13, 4912940), (20, 3193411), (26, 2456470), (52, 1228235), (61, 1047020), (65, 982588), (122, 523510), (130, 491294), (244, 261755), (260, 245647), (305, 209404), (610, 104702), (793, 80540), (1220, 52351), (1586, 40270), (3172, 20135), (3965, 16108), (4027, 15860), (7930, 8054)]