79123460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1867}}^1$

素因数の和:2052

約数の個数: 48

約数和(自身を含む): 180134976

約数和(自身を除く): 101011516

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 163, 260, 326, 652, 815, 1630, 1867, 2119, 3260, 3734, 4238, 7468, 8476, 9335, 10595, 18670, 21190, 24271, 37340, 42380, 48542, 97084, 121355, 242710, 304321, 485420, 608642, 1217284, 1521605, 3043210, 3956173, 6086420, 7912346, 15824692, 19780865, 39561730, 79123460]

約数ペア:

[(1, 79123460), (2, 39561730), (4, 19780865), (5, 15824692), (10, 7912346), (13, 6086420), (20, 3956173), (26, 3043210), (52, 1521605), (65, 1217284), (130, 608642), (163, 485420), (260, 304321), (326, 242710), (652, 121355), (815, 97084), (1630, 48542), (1867, 42380), (2119, 37340), (3260, 24271), (3734, 21190), (4238, 18670), (7468, 10595), (8476, 9335)]