85838436280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{787}}^1\times {\mathrm{44701}}^1$

素因数の和:45560

約数の個数: 64

約数和(自身を含む): 196556482080

約数和(自身を除く): 110718045800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 787, 1220, 1574, 2440, 3148, 3935, 6296, 7870, 15740, 31480, 44701, 48007, 89402, 96014, 178804, 192028, 223505, 240035, 357608, 384056, 447010, 480070, 894020, 960140, 1788040, 1920280, 2726761, 5453522, 10907044, 13633805, 21814088, 27267610, 35179687, 54535220, 70359374, 109070440, 140718748, 175898435, 281437496, 351796870, 703593740, 1407187480, 2145960907, 4291921814, 8583843628, 10729804535, 17167687256, 21459609070, 42919218140, 85838436280]

約数ペア:

[(1, 85838436280), (2, 42919218140), (4, 21459609070), (5, 17167687256), (8, 10729804535), (10, 8583843628), (20, 4291921814), (40, 2145960907), (61, 1407187480), (122, 703593740), (244, 351796870), (305, 281437496), (488, 175898435), (610, 140718748), (787, 109070440), (1220, 70359374), (1574, 54535220), (2440, 35179687), (3148, 27267610), (3935, 21814088), (6296, 13633805), (7870, 10907044), (15740, 5453522), (31480, 2726761), (44701, 1920280), (48007, 1788040), (89402, 960140), (96014, 894020), (178804, 480070), (192028, 447010), (223505, 384056), (240035, 357608)]