27279459980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{2311}}^1$

素因数の和:2671

約数の個数: 96

約数和(自身を含む): 60157870080

約数和(自身を除く): 32878410100

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 241, 310, 316, 395, 482, 620, 790, 964, 1205, 1580, 2311, 2410, 2449, 4622, 4820, 4898, 7471, 9244, 9796, 11555, 12245, 14942, 19039, 23110, 24490, 29884, 37355, 38078, 46220, 48980, 71641, 74710, 76156, 95195, 143282, 149420, 182569, 190390, 286564, 358205, 365138, 380780, 556951, 590209, 716410, 730276, 912845, 1113902, 1180418, 1432820, 1825690, 2227804, 2360836, 2784755, 2951045, 3651380, 5569510, 5659639, 5902090, 11139020, 11319278, 11804180, 17265481, 22638556, 28298195, 34530962, 43999129, 56596390, 69061924, 86327405, 87998258, 113192780, 172654810, 175996516, 219995645, 345309620, 439991290, 879982580, 1363972999, 2727945998, 5455891996, 6819864995, 13639729990, 27279459980]

約数ペア:

[(1, 27279459980), (2, 13639729990), (4, 6819864995), (5, 5455891996), (10, 2727945998), (20, 1363972999), (31, 879982580), (62, 439991290), (79, 345309620), (124, 219995645), (155, 175996516), (158, 172654810), (241, 113192780), (310, 87998258), (316, 86327405), (395, 69061924), (482, 56596390), (620, 43999129), (790, 34530962), (964, 28298195), (1205, 22638556), (1580, 17265481), (2311, 11804180), (2410, 11319278), (2449, 11139020), (4622, 5902090), (4820, 5659639), (4898, 5569510), (7471, 3651380), (9244, 2951045), (9796, 2784755), (11555, 2360836), (12245, 2227804), (14942, 1825690), (19039, 1432820), (23110, 1180418), (24490, 1113902), (29884, 912845), (37355, 730276), (38078, 716410), (46220, 590209), (48980, 556951), (71641, 380780), (74710, 365138), (76156, 358205), (95195, 286564), (143282, 190390), (149420, 182569)]