61004840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 160392960

約数和(自身を除く): 99388120

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 67, 68, 85, 103, 104, 130, 134, 136, 170, 206, 221, 260, 268, 335, 340, 412, 442, 515, 520, 536, 670, 680, 824, 871, 884, 1030, 1105, 1139, 1339, 1340, 1742, 1751, 1768, 2060, 2210, 2278, 2678, 2680, 3484, 3502, 4120, 4355, 4420, 4556, 5356, 5695, 6695, 6901, 6968, 7004, 8710, 8755, 8840, 9112, 10712, 11390, 13390, 13802, 14008, 14807, 17420, 17510, 22763, 22780, 26780, 27604, 29614, 34505, 34840, 35020, 45526, 45560, 53560, 55208, 59228, 69010, 70040, 74035, 89713, 91052, 113815, 117317, 118456, 138020, 148070, 179426, 182104, 227630, 234634, 276040, 296140, 358852, 448565, 455260, 469268, 586585, 592280, 717704, 897130, 910520, 938536, 1173170, 1525121, 1794260, 2346340, 3050242, 3588520, 4692680, 6100484, 7625605, 12200968, 15251210, 30502420, 61004840]

約数ペア:

[(1, 61004840), (2, 30502420), (4, 15251210), (5, 12200968), (8, 7625605), (10, 6100484), (13, 4692680), (17, 3588520), (20, 3050242), (26, 2346340), (34, 1794260), (40, 1525121), (52, 1173170), (65, 938536), (67, 910520), (68, 897130), (85, 717704), (103, 592280), (104, 586585), (130, 469268), (134, 455260), (136, 448565), (170, 358852), (206, 296140), (221, 276040), (260, 234634), (268, 227630), (335, 182104), (340, 179426), (412, 148070), (442, 138020), (515, 118456), (520, 117317), (536, 113815), (670, 91052), (680, 89713), (824, 74035), (871, 70040), (884, 69010), (1030, 59228), (1105, 55208), (1139, 53560), (1339, 45560), (1340, 45526), (1742, 35020), (1751, 34840), (1768, 34505), (2060, 29614), (2210, 27604), (2278, 26780), (2678, 22780), (2680, 22763), (3484, 17510), (3502, 17420), (4120, 14807), (4355, 14008), (4420, 13802), (4556, 13390), (5356, 11390), (5695, 10712), (6695, 9112), (6901, 8840), (6968, 8755), (7004, 8710)]