71644972

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{983}}^1$

素因数の和:1150

約数の個数: 48

約数和(自身を含む): 152087040

約数和(自身を除く): 80442068

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 137, 266, 274, 532, 548, 959, 983, 1918, 1966, 2603, 3836, 3932, 5206, 6881, 10412, 13762, 18221, 18677, 27524, 36442, 37354, 72884, 74708, 130739, 134671, 261478, 269342, 522956, 538684, 942697, 1885394, 2558749, 3770788, 5117498, 10234996, 17911243, 35822486, 71644972]

約数ペア:

[(1, 71644972), (2, 35822486), (4, 17911243), (7, 10234996), (14, 5117498), (19, 3770788), (28, 2558749), (38, 1885394), (76, 942697), (133, 538684), (137, 522956), (266, 269342), (274, 261478), (532, 134671), (548, 130739), (959, 74708), (983, 72884), (1918, 37354), (1966, 36442), (2603, 27524), (3836, 18677), (3932, 18221), (5206, 13762), (6881, 10412)]