65214080

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 170380800

約数和(自身を除く): 105166720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 173, 190, 248, 304, 310, 320, 346, 380, 496, 589, 608, 620, 640, 692, 760, 865, 992, 1178, 1216, 1240, 1384, 1520, 1730, 1984, 2356, 2432, 2480, 2768, 2945, 3040, 3287, 3460, 3968, 4712, 4960, 5363, 5536, 5890, 6080, 6574, 6920, 9424, 9920, 10726, 11072, 11780, 12160, 13148, 13840, 16435, 18848, 19840, 21452, 22144, 23560, 26296, 26815, 27680, 32870, 37696, 42904, 47120, 52592, 53630, 55360, 65740, 75392, 85808, 94240, 101897, 105184, 107260, 110720, 131480, 171616, 188480, 203794, 210368, 214520, 262960, 343232, 376960, 407588, 420736, 429040, 509485, 525920, 686464, 815176, 858080, 1018970, 1051840, 1630352, 1716160, 2037940, 2103680, 3260704, 3432320, 4075880, 6521408, 8151760, 13042816, 16303520, 32607040, 65214080]

約数ペア:

[(1, 65214080), (2, 32607040), (4, 16303520), (5, 13042816), (8, 8151760), (10, 6521408), (16, 4075880), (19, 3432320), (20, 3260704), (31, 2103680), (32, 2037940), (38, 1716160), (40, 1630352), (62, 1051840), (64, 1018970), (76, 858080), (80, 815176), (95, 686464), (124, 525920), (128, 509485), (152, 429040), (155, 420736), (160, 407588), (173, 376960), (190, 343232), (248, 262960), (304, 214520), (310, 210368), (320, 203794), (346, 188480), (380, 171616), (496, 131480), (589, 110720), (608, 107260), (620, 105184), (640, 101897), (692, 94240), (760, 85808), (865, 75392), (992, 65740), (1178, 55360), (1216, 53630), (1240, 52592), (1384, 47120), (1520, 42904), (1730, 37696), (1984, 32870), (2356, 27680), (2432, 26815), (2480, 26296), (2768, 23560), (2945, 22144), (3040, 21452), (3287, 19840), (3460, 18848), (3968, 16435), (4712, 13840), (4960, 13148), (5363, 12160), (5536, 11780), (5890, 11072), (6080, 10726), (6574, 9920), (6920, 9424)]