68274860

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 146990592

約数和(自身を除く): 78715732

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 191, 244, 293, 305, 382, 586, 610, 764, 955, 1172, 1220, 1465, 1910, 2930, 3820, 5860, 11651, 17873, 23302, 35746, 46604, 55963, 58255, 71492, 89365, 111926, 116510, 178730, 223852, 233020, 279815, 357460, 559630, 1119260, 3413743, 6827486, 13654972, 17068715, 34137430, 68274860]

約数ペア:

[(1, 68274860), (2, 34137430), (4, 17068715), (5, 13654972), (10, 6827486), (20, 3413743), (61, 1119260), (122, 559630), (191, 357460), (244, 279815), (293, 233020), (305, 223852), (382, 178730), (586, 116510), (610, 111926), (764, 89365), (955, 71492), (1172, 58255), (1220, 55963), (1465, 46604), (1910, 35746), (2930, 23302), (3820, 17873), (5860, 11651)]