8218156730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{19031}}^1$

素因数の和:19275

約数の個数: 64

約数和(自身を含む): 17539891200

約数和(自身を除く): 9321734470

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 199, 217, 310, 398, 434, 995, 1085, 1393, 1990, 2170, 2786, 6169, 6965, 12338, 13930, 19031, 30845, 38062, 43183, 61690, 86366, 95155, 133217, 190310, 215915, 266434, 431830, 589961, 666085, 1179922, 1332170, 2949805, 3787169, 4129727, 5899610, 7574338, 8259454, 18935845, 20648635, 26510183, 37871690, 41297270, 53020366, 117402239, 132550915, 234804478, 265101830, 587011195, 821815673, 1174022390, 1643631346, 4109078365, 8218156730]

約数ペア:

[(1, 8218156730), (2, 4109078365), (5, 1643631346), (7, 1174022390), (10, 821815673), (14, 587011195), (31, 265101830), (35, 234804478), (62, 132550915), (70, 117402239), (155, 53020366), (199, 41297270), (217, 37871690), (310, 26510183), (398, 20648635), (434, 18935845), (995, 8259454), (1085, 7574338), (1393, 5899610), (1990, 4129727), (2170, 3787169), (2786, 2949805), (6169, 1332170), (6965, 1179922), (12338, 666085), (13930, 589961), (19031, 431830), (30845, 266434), (38062, 215915), (43183, 190310), (61690, 133217), (86366, 95155)]