55655180

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:117

約数の個数: 120

約数和(自身を含む): 145876080

約数和(自身を除く): 90220900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 61, 70, 76, 95, 98, 122, 133, 140, 190, 196, 244, 245, 266, 305, 343, 380, 427, 490, 532, 610, 665, 686, 854, 931, 980, 1159, 1220, 1330, 1372, 1708, 1715, 1862, 2135, 2318, 2401, 2660, 2989, 3430, 3724, 4270, 4636, 4655, 4802, 5795, 5978, 6517, 6860, 8113, 8540, 9310, 9604, 11590, 11956, 12005, 13034, 14945, 16226, 18620, 20923, 23180, 24010, 26068, 29890, 32452, 32585, 40565, 41846, 45619, 48020, 56791, 59780, 65170, 81130, 83692, 91238, 104615, 113582, 130340, 146461, 162260, 182476, 209230, 227164, 228095, 283955, 292922, 397537, 418460, 456190, 567910, 585844, 732305, 795074, 912380, 1135820, 1464610, 1590148, 1987685, 2782759, 2929220, 3975370, 5565518, 7950740, 11131036, 13913795, 27827590, 55655180]

約数ペア:

[(1, 55655180), (2, 27827590), (4, 13913795), (5, 11131036), (7, 7950740), (10, 5565518), (14, 3975370), (19, 2929220), (20, 2782759), (28, 1987685), (35, 1590148), (38, 1464610), (49, 1135820), (61, 912380), (70, 795074), (76, 732305), (95, 585844), (98, 567910), (122, 456190), (133, 418460), (140, 397537), (190, 292922), (196, 283955), (244, 228095), (245, 227164), (266, 209230), (305, 182476), (343, 162260), (380, 146461), (427, 130340), (490, 113582), (532, 104615), (610, 91238), (665, 83692), (686, 81130), (854, 65170), (931, 59780), (980, 56791), (1159, 48020), (1220, 45619), (1330, 41846), (1372, 40565), (1708, 32585), (1715, 32452), (1862, 29890), (2135, 26068), (2318, 24010), (2401, 23180), (2660, 20923), (2989, 18620), (3430, 16226), (3724, 14945), (4270, 13034), (4636, 12005), (4655, 11956), (4802, 11590), (5795, 9604), (5978, 9310), (6517, 8540), (6860, 8113)]