89002240

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2243}}^1$

素因数の和:2295

約数の個数: 72

約数和(自身を含む): 220163328

約数和(自身を除く): 131161088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2243, 2480, 3968, 4486, 4960, 7936, 8972, 9920, 11215, 17944, 19840, 22430, 35888, 39680, 44860, 69533, 71776, 89720, 139066, 143552, 179440, 278132, 287104, 347665, 358880, 556264, 574208, 695330, 717760, 1112528, 1390660, 1435520, 2225056, 2781320, 2871040, 4450112, 5562640, 8900224, 11125280, 17800448, 22250560, 44501120, 89002240]

約数ペア:

[(1, 89002240), (2, 44501120), (4, 22250560), (5, 17800448), (8, 11125280), (10, 8900224), (16, 5562640), (20, 4450112), (31, 2871040), (32, 2781320), (40, 2225056), (62, 1435520), (64, 1390660), (80, 1112528), (124, 717760), (128, 695330), (155, 574208), (160, 556264), (248, 358880), (256, 347665), (310, 287104), (320, 278132), (496, 179440), (620, 143552), (640, 139066), (992, 89720), (1240, 71776), (1280, 69533), (1984, 44860), (2243, 39680), (2480, 35888), (3968, 22430), (4486, 19840), (4960, 17944), (7936, 11215), (8972, 9920)]