84865560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54401}}^1$

素因数の和:54428

約数の個数: 64

約数和(自身を含む): 274186080

約数和(自身を除く): 189320520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 54401, 108802, 163203, 217604, 272005, 326406, 435208, 544010, 652812, 707213, 816015, 1088020, 1305624, 1414426, 1632030, 2121639, 2176040, 2828852, 3264060, 3536065, 4243278, 5657704, 6528120, 7072130, 8486556, 10608195, 14144260, 16973112, 21216390, 28288520, 42432780, 84865560]

約数ペア:

[(1, 84865560), (2, 42432780), (3, 28288520), (4, 21216390), (5, 16973112), (6, 14144260), (8, 10608195), (10, 8486556), (12, 7072130), (13, 6528120), (15, 5657704), (20, 4243278), (24, 3536065), (26, 3264060), (30, 2828852), (39, 2176040), (40, 2121639), (52, 1632030), (60, 1414426), (65, 1305624), (78, 1088020), (104, 816015), (120, 707213), (130, 652812), (156, 544010), (195, 435208), (260, 326406), (312, 272005), (390, 217604), (520, 163203), (780, 108802), (1560, 54401)]