49657140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21221}}^1$

素因数の和:21249

約数の個数: 72

約数和(自身を含む): 162220968

約数和(自身を除く): 112563828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 21221, 42442, 63663, 84884, 106105, 127326, 190989, 212210, 254652, 275873, 318315, 381978, 424420, 551746, 636630, 763956, 827619, 954945, 1103492, 1273260, 1379365, 1655238, 1909890, 2482857, 2758730, 3310476, 3819780, 4138095, 4965714, 5517460, 8276190, 9931428, 12414285, 16552380, 24828570, 49657140]

約数ペア:

[(1, 49657140), (2, 24828570), (3, 16552380), (4, 12414285), (5, 9931428), (6, 8276190), (9, 5517460), (10, 4965714), (12, 4138095), (13, 3819780), (15, 3310476), (18, 2758730), (20, 2482857), (26, 1909890), (30, 1655238), (36, 1379365), (39, 1273260), (45, 1103492), (52, 954945), (60, 827619), (65, 763956), (78, 636630), (90, 551746), (117, 424420), (130, 381978), (156, 318315), (180, 275873), (195, 254652), (234, 212210), (260, 190989), (390, 127326), (468, 106105), (585, 84884), (780, 63663), (1170, 42442), (2340, 21221)]