64423840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{659}}^1$

素因数の和:734

約数の個数: 96

約数和(自身を含む): 167650560

約数和(自身を除く): 103226720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 65, 80, 94, 104, 130, 160, 188, 208, 235, 260, 376, 416, 470, 520, 611, 659, 752, 940, 1040, 1222, 1318, 1504, 1880, 2080, 2444, 2636, 3055, 3295, 3760, 4888, 5272, 6110, 6590, 7520, 8567, 9776, 10544, 12220, 13180, 17134, 19552, 21088, 24440, 26360, 30973, 34268, 42835, 48880, 52720, 61946, 68536, 85670, 97760, 105440, 123892, 137072, 154865, 171340, 247784, 274144, 309730, 342680, 402649, 495568, 619460, 685360, 805298, 991136, 1238920, 1370720, 1610596, 2013245, 2477840, 3221192, 4026490, 4955680, 6442384, 8052980, 12884768, 16105960, 32211920, 64423840]

約数ペア:

[(1, 64423840), (2, 32211920), (4, 16105960), (5, 12884768), (8, 8052980), (10, 6442384), (13, 4955680), (16, 4026490), (20, 3221192), (26, 2477840), (32, 2013245), (40, 1610596), (47, 1370720), (52, 1238920), (65, 991136), (80, 805298), (94, 685360), (104, 619460), (130, 495568), (160, 402649), (188, 342680), (208, 309730), (235, 274144), (260, 247784), (376, 171340), (416, 154865), (470, 137072), (520, 123892), (611, 105440), (659, 97760), (752, 85670), (940, 68536), (1040, 61946), (1222, 52720), (1318, 48880), (1504, 42835), (1880, 34268), (2080, 30973), (2444, 26360), (2636, 24440), (3055, 21088), (3295, 19552), (3760, 17134), (4888, 13180), (5272, 12220), (6110, 10544), (6590, 9776), (7520, 8567)]