86640380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 201519360

約数和(自身を除く): 114878980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 67, 76, 82, 83, 95, 134, 164, 166, 190, 205, 268, 332, 335, 380, 410, 415, 670, 779, 820, 830, 1273, 1340, 1558, 1577, 1660, 2546, 2747, 3116, 3154, 3403, 3895, 5092, 5494, 5561, 6308, 6365, 6806, 7790, 7885, 10988, 11122, 12730, 13612, 13735, 15580, 15770, 17015, 22244, 25460, 27470, 27805, 31540, 34030, 52193, 54940, 55610, 64657, 68060, 104386, 105659, 111220, 129314, 208772, 211318, 228001, 258628, 260965, 323285, 422636, 456002, 521930, 528295, 646570, 912004, 1043860, 1056590, 1140005, 1293140, 2113180, 2280010, 4332019, 4560020, 8664038, 17328076, 21660095, 43320190, 86640380]

約数ペア:

[(1, 86640380), (2, 43320190), (4, 21660095), (5, 17328076), (10, 8664038), (19, 4560020), (20, 4332019), (38, 2280010), (41, 2113180), (67, 1293140), (76, 1140005), (82, 1056590), (83, 1043860), (95, 912004), (134, 646570), (164, 528295), (166, 521930), (190, 456002), (205, 422636), (268, 323285), (332, 260965), (335, 258628), (380, 228001), (410, 211318), (415, 208772), (670, 129314), (779, 111220), (820, 105659), (830, 104386), (1273, 68060), (1340, 64657), (1558, 55610), (1577, 54940), (1660, 52193), (2546, 34030), (2747, 31540), (3116, 27805), (3154, 27470), (3403, 25460), (3895, 22244), (5092, 17015), (5494, 15770), (5561, 15580), (6308, 13735), (6365, 13612), (6806, 12730), (7790, 11122), (7885, 10988)]