264879680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1553}}^1$

素因数の和:1624

約数の個数: 112

約数和(自身を含む): 696279024

約数和(自身を除く): 431399344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 64, 65, 80, 82, 104, 130, 160, 164, 205, 208, 260, 320, 328, 410, 416, 520, 533, 656, 820, 832, 1040, 1066, 1312, 1553, 1640, 2080, 2132, 2624, 2665, 3106, 3280, 4160, 4264, 5330, 6212, 6560, 7765, 8528, 10660, 12424, 13120, 15530, 17056, 20189, 21320, 24848, 31060, 34112, 40378, 42640, 49696, 62120, 63673, 80756, 85280, 99392, 100945, 124240, 127346, 161512, 170560, 201890, 248480, 254692, 318365, 323024, 403780, 496960, 509384, 636730, 646048, 807560, 827749, 1018768, 1273460, 1292096, 1615120, 1655498, 2037536, 2546920, 3230240, 3310996, 4075072, 4138745, 5093840, 6460480, 6621992, 8277490, 10187680, 13243984, 16554980, 20375360, 26487968, 33109960, 52975936, 66219920, 132439840, 264879680]

約数ペア:

[(1, 264879680), (2, 132439840), (4, 66219920), (5, 52975936), (8, 33109960), (10, 26487968), (13, 20375360), (16, 16554980), (20, 13243984), (26, 10187680), (32, 8277490), (40, 6621992), (41, 6460480), (52, 5093840), (64, 4138745), (65, 4075072), (80, 3310996), (82, 3230240), (104, 2546920), (130, 2037536), (160, 1655498), (164, 1615120), (205, 1292096), (208, 1273460), (260, 1018768), (320, 827749), (328, 807560), (410, 646048), (416, 636730), (520, 509384), (533, 496960), (656, 403780), (820, 323024), (832, 318365), (1040, 254692), (1066, 248480), (1312, 201890), (1553, 170560), (1640, 161512), (2080, 127346), (2132, 124240), (2624, 100945), (2665, 99392), (3106, 85280), (3280, 80756), (4160, 63673), (4264, 62120), (5330, 49696), (6212, 42640), (6560, 40378), (7765, 34112), (8528, 31060), (10660, 24848), (12424, 21320), (13120, 20189), (15530, 17056)]