8213014760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{112261}}^1$

素因数の和:112362

約数の個数: 64

約数和(自身を含む): 19398873600

約数和(自身を除く): 11185858840

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 59, 62, 118, 124, 155, 236, 248, 295, 310, 472, 590, 620, 1180, 1240, 1829, 2360, 3658, 7316, 9145, 14632, 18290, 36580, 73160, 112261, 224522, 449044, 561305, 898088, 1122610, 2245220, 3480091, 4490440, 6623399, 6960182, 13246798, 13920364, 17400455, 26493596, 27840728, 33116995, 34800910, 52987192, 66233990, 69601820, 132467980, 139203640, 205325369, 264935960, 410650738, 821301476, 1026626845, 1642602952, 2053253690, 4106507380, 8213014760]

約数ペア:

[(1, 8213014760), (2, 4106507380), (4, 2053253690), (5, 1642602952), (8, 1026626845), (10, 821301476), (20, 410650738), (31, 264935960), (40, 205325369), (59, 139203640), (62, 132467980), (118, 69601820), (124, 66233990), (155, 52987192), (236, 34800910), (248, 33116995), (295, 27840728), (310, 26493596), (472, 17400455), (590, 13920364), (620, 13246798), (1180, 6960182), (1240, 6623399), (1829, 4490440), (2360, 3480091), (3658, 2245220), (7316, 1122610), (9145, 898088), (14632, 561305), (18290, 449044), (36580, 224522), (73160, 112261)]