64800640

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^2$

素因数の和:184

約数の個数: 96

約数和(自身を含む): 165331800

約数和(自身を除く): 100531160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 73, 76, 80, 95, 128, 146, 152, 160, 190, 292, 304, 320, 365, 380, 584, 608, 640, 730, 760, 1168, 1216, 1387, 1460, 1520, 2336, 2432, 2774, 2920, 3040, 4672, 5329, 5548, 5840, 6080, 6935, 9344, 10658, 11096, 11680, 12160, 13870, 21316, 22192, 23360, 26645, 27740, 42632, 44384, 46720, 53290, 55480, 85264, 88768, 101251, 106580, 110960, 170528, 177536, 202502, 213160, 221920, 341056, 405004, 426320, 443840, 506255, 682112, 810008, 852640, 887680, 1012510, 1620016, 1705280, 2025020, 3240032, 3410560, 4050040, 6480064, 8100080, 12960128, 16200160, 32400320, 64800640]

約数ペア:

[(1, 64800640), (2, 32400320), (4, 16200160), (5, 12960128), (8, 8100080), (10, 6480064), (16, 4050040), (19, 3410560), (20, 3240032), (32, 2025020), (38, 1705280), (40, 1620016), (64, 1012510), (73, 887680), (76, 852640), (80, 810008), (95, 682112), (128, 506255), (146, 443840), (152, 426320), (160, 405004), (190, 341056), (292, 221920), (304, 213160), (320, 202502), (365, 177536), (380, 170528), (584, 110960), (608, 106580), (640, 101251), (730, 88768), (760, 85264), (1168, 55480), (1216, 53290), (1387, 46720), (1460, 44384), (1520, 42632), (2336, 27740), (2432, 26645), (2774, 23360), (2920, 22192), (3040, 21316), (4672, 13870), (5329, 12160), (5548, 11680), (5840, 11096), (6080, 10658), (6935, 9344)]