89740040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:367

約数の個数: 128

約数和(自身を含む): 237081600

約数和(自身を除く): 147341560

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 95, 104, 124, 130, 152, 155, 190, 247, 248, 260, 293, 310, 380, 403, 494, 520, 586, 589, 620, 760, 806, 988, 1172, 1178, 1235, 1240, 1465, 1612, 1976, 2015, 2344, 2356, 2470, 2930, 2945, 3224, 3809, 4030, 4712, 4940, 5567, 5860, 5890, 7618, 7657, 8060, 9083, 9880, 11134, 11720, 11780, 15236, 15314, 16120, 18166, 19045, 22268, 23560, 27835, 30472, 30628, 36332, 38090, 38285, 44536, 45415, 55670, 61256, 72371, 72664, 76180, 76570, 90830, 111340, 118079, 144742, 152360, 153140, 172577, 181660, 222680, 236158, 289484, 306280, 345154, 361855, 363320, 472316, 578968, 590395, 690308, 723710, 862885, 944632, 1180790, 1380616, 1447420, 1725770, 2243501, 2361580, 2894840, 3451540, 4487002, 4723160, 6903080, 8974004, 11217505, 17948008, 22435010, 44870020, 89740040]

約数ペア:

[(1, 89740040), (2, 44870020), (4, 22435010), (5, 17948008), (8, 11217505), (10, 8974004), (13, 6903080), (19, 4723160), (20, 4487002), (26, 3451540), (31, 2894840), (38, 2361580), (40, 2243501), (52, 1725770), (62, 1447420), (65, 1380616), (76, 1180790), (95, 944632), (104, 862885), (124, 723710), (130, 690308), (152, 590395), (155, 578968), (190, 472316), (247, 363320), (248, 361855), (260, 345154), (293, 306280), (310, 289484), (380, 236158), (403, 222680), (494, 181660), (520, 172577), (586, 153140), (589, 152360), (620, 144742), (760, 118079), (806, 111340), (988, 90830), (1172, 76570), (1178, 76180), (1235, 72664), (1240, 72371), (1465, 61256), (1612, 55670), (1976, 45415), (2015, 44536), (2344, 38285), (2356, 38090), (2470, 36332), (2930, 30628), (2945, 30472), (3224, 27835), (3809, 23560), (4030, 22268), (4712, 19045), (4940, 18166), (5567, 16120), (5860, 15314), (5890, 15236), (7618, 11780), (7657, 11720), (8060, 11134), (9083, 9880)]