157673290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 306180000

約数和(自身を除く): 148506710

約数列:

[1, 2, 5, 10, 29, 41, 58, 82, 89, 145, 149, 178, 205, 290, 298, 410, 445, 745, 890, 1189, 1490, 2378, 2581, 3649, 4321, 5162, 5945, 6109, 7298, 8642, 11890, 12218, 12905, 13261, 18245, 21605, 25810, 26522, 30545, 36490, 43210, 61090, 66305, 105821, 132610, 177161, 211642, 354322, 384569, 529105, 543701, 769138, 885805, 1058210, 1087402, 1771610, 1922845, 2718505, 3845690, 5437010, 15767329, 31534658, 78836645, 157673290]

約数ペア:

[(1, 157673290), (2, 78836645), (5, 31534658), (10, 15767329), (29, 5437010), (41, 3845690), (58, 2718505), (82, 1922845), (89, 1771610), (145, 1087402), (149, 1058210), (178, 885805), (205, 769138), (290, 543701), (298, 529105), (410, 384569), (445, 354322), (745, 211642), (890, 177161), (1189, 132610), (1490, 105821), (2378, 66305), (2581, 61090), (3649, 43210), (4321, 36490), (5162, 30545), (5945, 26522), (6109, 25810), (7298, 21605), (8642, 18245), (11890, 13261), (12218, 12905)]