173633980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{1093}}^1$

素因数の和:1175

約数の個数: 72

約数和(自身を含む): 403607232

約数和(自身を除く): 229973252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 169, 188, 235, 260, 338, 470, 611, 676, 845, 940, 1093, 1222, 1690, 2186, 2444, 3055, 3380, 4372, 5465, 6110, 7943, 10930, 12220, 14209, 15886, 21860, 28418, 31772, 39715, 51371, 56836, 71045, 79430, 102742, 142090, 158860, 184717, 205484, 256855, 284180, 369434, 513710, 667823, 738868, 923585, 1027420, 1335646, 1847170, 2671292, 3339115, 3694340, 6678230, 8681699, 13356460, 17363398, 34726796, 43408495, 86816990, 173633980]

約数ペア:

[(1, 173633980), (2, 86816990), (4, 43408495), (5, 34726796), (10, 17363398), (13, 13356460), (20, 8681699), (26, 6678230), (47, 3694340), (52, 3339115), (65, 2671292), (94, 1847170), (130, 1335646), (169, 1027420), (188, 923585), (235, 738868), (260, 667823), (338, 513710), (470, 369434), (611, 284180), (676, 256855), (845, 205484), (940, 184717), (1093, 158860), (1222, 142090), (1690, 102742), (2186, 79430), (2444, 71045), (3055, 56836), (3380, 51371), (4372, 39715), (5465, 31772), (6110, 28418), (7943, 21860), (10930, 15886), (12220, 14209)]