49656880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:411

約数の個数: 160

約数和(自身を含む): 149990400

約数和(自身を除く): 100333520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 182, 190, 208, 247, 260, 266, 280, 304, 359, 364, 380, 455, 494, 520, 532, 560, 665, 718, 728, 760, 910, 988, 1040, 1064, 1235, 1330, 1436, 1456, 1520, 1729, 1795, 1820, 1976, 2128, 2470, 2513, 2660, 2872, 3458, 3590, 3640, 3952, 4667, 4940, 5026, 5320, 5744, 6821, 6916, 7180, 7280, 8645, 9334, 9880, 10052, 10640, 12565, 13642, 13832, 14360, 17290, 18668, 19760, 20104, 23335, 25130, 27284, 27664, 28720, 32669, 34105, 34580, 37336, 40208, 46670, 47747, 50260, 54568, 65338, 68210, 69160, 74672, 88673, 93340, 95494, 100520, 109136, 130676, 136420, 138320, 163345, 177346, 186680, 190988, 201040, 238735, 261352, 272840, 326690, 354692, 373360, 381976, 443365, 477470, 522704, 545680, 620711, 653380, 709384, 763952, 886730, 954940, 1241422, 1306760, 1418768, 1773460, 1909880, 2482844, 2613520, 3103555, 3546920, 3819760, 4965688, 6207110, 7093840, 9931376, 12414220, 24828440, 49656880]

約数ペア:

[(1, 49656880), (2, 24828440), (4, 12414220), (5, 9931376), (7, 7093840), (8, 6207110), (10, 4965688), (13, 3819760), (14, 3546920), (16, 3103555), (19, 2613520), (20, 2482844), (26, 1909880), (28, 1773460), (35, 1418768), (38, 1306760), (40, 1241422), (52, 954940), (56, 886730), (65, 763952), (70, 709384), (76, 653380), (80, 620711), (91, 545680), (95, 522704), (104, 477470), (112, 443365), (130, 381976), (133, 373360), (140, 354692), (152, 326690), (182, 272840), (190, 261352), (208, 238735), (247, 201040), (260, 190988), (266, 186680), (280, 177346), (304, 163345), (359, 138320), (364, 136420), (380, 130676), (455, 109136), (494, 100520), (520, 95494), (532, 93340), (560, 88673), (665, 74672), (718, 69160), (728, 68210), (760, 65338), (910, 54568), (988, 50260), (1040, 47747), (1064, 46670), (1235, 40208), (1330, 37336), (1436, 34580), (1456, 34105), (1520, 32669), (1729, 28720), (1795, 27664), (1820, 27284), (1976, 25130), (2128, 23335), (2470, 20104), (2513, 19760), (2660, 18668), (2872, 17290), (3458, 14360), (3590, 13832), (3640, 13642), (3952, 12565), (4667, 10640), (4940, 10052), (5026, 9880), (5320, 9334), (5744, 8645), (6821, 7280), (6916, 7180)]