18377450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{577}}^1$

素因数の和:616

約数の個数: 72

約数和(自身を含む): 42895692

約数和(自身を除く): 24518242

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 65, 70, 91, 98, 130, 175, 182, 245, 325, 350, 455, 490, 577, 637, 650, 910, 1154, 1225, 1274, 2275, 2450, 2885, 3185, 4039, 4550, 5770, 6370, 7501, 8078, 14425, 15002, 15925, 20195, 28273, 28850, 31850, 37505, 40390, 52507, 56546, 75010, 100975, 105014, 141365, 187525, 201950, 262535, 282730, 367549, 375050, 525070, 706825, 735098, 1312675, 1413650, 1837745, 2625350, 3675490, 9188725, 18377450]

約数ペア:

[(1, 18377450), (2, 9188725), (5, 3675490), (7, 2625350), (10, 1837745), (13, 1413650), (14, 1312675), (25, 735098), (26, 706825), (35, 525070), (49, 375050), (50, 367549), (65, 282730), (70, 262535), (91, 201950), (98, 187525), (130, 141365), (175, 105014), (182, 100975), (245, 75010), (325, 56546), (350, 52507), (455, 40390), (490, 37505), (577, 31850), (637, 28850), (650, 28273), (910, 20195), (1154, 15925), (1225, 15002), (1274, 14425), (2275, 8078), (2450, 7501), (2885, 6370), (3185, 5770), (4039, 4550)]