48547980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20747}}^1$

素因数の和:20775

約数の個数: 72

約数和(自身を含む): 158597712

約数和(自身を除く): 110049732

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, 20747, 41494, 62241, 82988, 103735, 124482, 186723, 207470, 248964, 269711, 311205, 373446, 414940, 539422, 622410, 746892, 809133, 933615, 1078844, 1244820, 1348555, 1618266, 1867230, 2427399, 2697110, 3236532, 3734460, 4045665, 4854798, 5394220, 8091330, 9709596, 12136995, 16182660, 24273990, 48547980]

約数ペア:

[(1, 48547980), (2, 24273990), (3, 16182660), (4, 12136995), (5, 9709596), (6, 8091330), (9, 5394220), (10, 4854798), (12, 4045665), (13, 3734460), (15, 3236532), (18, 2697110), (20, 2427399), (26, 1867230), (30, 1618266), (36, 1348555), (39, 1244820), (45, 1078844), (52, 933615), (60, 809133), (65, 746892), (78, 622410), (90, 539422), (117, 414940), (130, 373446), (156, 311205), (180, 269711), (195, 248964), (234, 207470), (260, 186723), (390, 124482), (468, 103735), (585, 82988), (780, 62241), (1170, 41494), (2340, 20747)]