55398640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 120

約数和(自身を含む): 145459440

約数和(自身を除く): 90060800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 59, 80, 88, 97, 110, 118, 121, 176, 194, 220, 236, 242, 295, 388, 440, 472, 484, 485, 590, 605, 649, 776, 880, 944, 968, 970, 1067, 1180, 1210, 1298, 1552, 1936, 1940, 2134, 2360, 2420, 2596, 3245, 3880, 4268, 4720, 4840, 5192, 5335, 5723, 6490, 7139, 7760, 8536, 9680, 10384, 10670, 11446, 11737, 12980, 14278, 17072, 21340, 22892, 23474, 25960, 28556, 28615, 35695, 42680, 45784, 46948, 51920, 57112, 57230, 58685, 62953, 71390, 85360, 91568, 93896, 114224, 114460, 117370, 125906, 142780, 187792, 228920, 234740, 251812, 285560, 314765, 457840, 469480, 503624, 571120, 629530, 692483, 938960, 1007248, 1259060, 1384966, 2518120, 2769932, 3462415, 5036240, 5539864, 6924830, 11079728, 13849660, 27699320, 55398640]

約数ペア:

[(1, 55398640), (2, 27699320), (4, 13849660), (5, 11079728), (8, 6924830), (10, 5539864), (11, 5036240), (16, 3462415), (20, 2769932), (22, 2518120), (40, 1384966), (44, 1259060), (55, 1007248), (59, 938960), (80, 692483), (88, 629530), (97, 571120), (110, 503624), (118, 469480), (121, 457840), (176, 314765), (194, 285560), (220, 251812), (236, 234740), (242, 228920), (295, 187792), (388, 142780), (440, 125906), (472, 117370), (484, 114460), (485, 114224), (590, 93896), (605, 91568), (649, 85360), (776, 71390), (880, 62953), (944, 58685), (968, 57230), (970, 57112), (1067, 51920), (1180, 46948), (1210, 45784), (1298, 42680), (1552, 35695), (1936, 28615), (1940, 28556), (2134, 25960), (2360, 23474), (2420, 22892), (2596, 21340), (3245, 17072), (3880, 14278), (4268, 12980), (4720, 11737), (4840, 11446), (5192, 10670), (5335, 10384), (5723, 9680), (6490, 8536), (7139, 7760)]