253745570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6043}}^1$

素因数の和:6099

約数の個数: 64

約数和(自身を含む): 548311680

約数和(自身を除く): 294566110

約数列:

[1, 2, 5, 10, 13, 17, 19, 26, 34, 38, 65, 85, 95, 130, 170, 190, 221, 247, 323, 442, 494, 646, 1105, 1235, 1615, 2210, 2470, 3230, 4199, 6043, 8398, 12086, 20995, 30215, 41990, 60430, 78559, 102731, 114817, 157118, 205462, 229634, 392795, 513655, 574085, 785590, 1027310, 1148170, 1335503, 1492621, 1951889, 2671006, 2985242, 3903778, 6677515, 7463105, 9759445, 13355030, 14926210, 19518890, 25374557, 50749114, 126872785, 253745570]

約数ペア:

[(1, 253745570), (2, 126872785), (5, 50749114), (10, 25374557), (13, 19518890), (17, 14926210), (19, 13355030), (26, 9759445), (34, 7463105), (38, 6677515), (65, 3903778), (85, 2985242), (95, 2671006), (130, 1951889), (170, 1492621), (190, 1335503), (221, 1148170), (247, 1027310), (323, 785590), (442, 574085), (494, 513655), (646, 392795), (1105, 229634), (1235, 205462), (1615, 157118), (2210, 114817), (2470, 102731), (3230, 78559), (4199, 60430), (6043, 41990), (8398, 30215), (12086, 20995)]