7838890015

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{7717}}^1$

素因数の和:7840

約数の個数: 48

約数和(自身を含む): 10938320064

約数和(自身を除く): 3099430049

約数列:

[1, 5, 11, 23, 55, 73, 115, 121, 253, 365, 605, 803, 1265, 1679, 2783, 4015, 7717, 8395, 8833, 13915, 18469, 38585, 44165, 84887, 92345, 177491, 203159, 424435, 563341, 887455, 933757, 1015795, 1952401, 2816705, 4668785, 6196751, 9762005, 12956843, 21476411, 30983755, 64784215, 68164261, 107382055, 142525273, 340821305, 712626365, 1567778003, 7838890015]

約数ペア:

[(1, 7838890015), (5, 1567778003), (11, 712626365), (23, 340821305), (55, 142525273), (73, 107382055), (115, 68164261), (121, 64784215), (253, 30983755), (365, 21476411), (605, 12956843), (803, 9762005), (1265, 6196751), (1679, 4668785), (2783, 2816705), (4015, 1952401), (7717, 1015795), (8395, 933757), (8833, 887455), (13915, 563341), (18469, 424435), (38585, 203159), (44165, 177491), (84887, 92345)]