129715400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:375

約数の個数: 96

約数和(自身を含む): 318461760

約数和(自身を除く): 188746360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 163, 173, 184, 200, 230, 326, 346, 460, 575, 652, 692, 815, 865, 920, 1150, 1304, 1384, 1630, 1730, 2300, 3260, 3460, 3749, 3979, 4075, 4325, 4600, 6520, 6920, 7498, 7958, 8150, 8650, 14996, 15916, 16300, 17300, 18745, 19895, 28199, 29992, 31832, 32600, 34600, 37490, 39790, 56398, 74980, 79580, 93725, 99475, 112796, 140995, 149960, 159160, 187450, 198950, 225592, 281990, 374900, 397900, 563980, 648577, 704975, 749800, 795800, 1127960, 1297154, 1409950, 2594308, 2819900, 3242885, 5188616, 5639800, 6485770, 12971540, 16214425, 25943080, 32428850, 64857700, 129715400]

約数ペア:

[(1, 129715400), (2, 64857700), (4, 32428850), (5, 25943080), (8, 16214425), (10, 12971540), (20, 6485770), (23, 5639800), (25, 5188616), (40, 3242885), (46, 2819900), (50, 2594308), (92, 1409950), (100, 1297154), (115, 1127960), (163, 795800), (173, 749800), (184, 704975), (200, 648577), (230, 563980), (326, 397900), (346, 374900), (460, 281990), (575, 225592), (652, 198950), (692, 187450), (815, 159160), (865, 149960), (920, 140995), (1150, 112796), (1304, 99475), (1384, 93725), (1630, 79580), (1730, 74980), (2300, 56398), (3260, 39790), (3460, 37490), (3749, 34600), (3979, 32600), (4075, 31832), (4325, 29992), (4600, 28199), (6520, 19895), (6920, 18745), (7498, 17300), (7958, 16300), (8150, 15916), (8650, 14996)]