71882720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4937}}^1$

素因数の和:4972

約数の個数: 96

約数和(自身を含む): 209055168

約数和(自身を除く): 137172448

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 4937, 7280, 9874, 14560, 19748, 24685, 34559, 39496, 49370, 64181, 69118, 78992, 98740, 128362, 138236, 157984, 172795, 197480, 256724, 276472, 320905, 345590, 394960, 449267, 513448, 552944, 641810, 691180, 789920, 898534, 1026896, 1105888, 1283620, 1382360, 1797068, 2053792, 2246335, 2567240, 2764720, 3594136, 4492670, 5134480, 5529440, 7188272, 8985340, 10268960, 14376544, 17970680, 35941360, 71882720]

約数ペア:

[(1, 71882720), (2, 35941360), (4, 17970680), (5, 14376544), (7, 10268960), (8, 8985340), (10, 7188272), (13, 5529440), (14, 5134480), (16, 4492670), (20, 3594136), (26, 2764720), (28, 2567240), (32, 2246335), (35, 2053792), (40, 1797068), (52, 1382360), (56, 1283620), (65, 1105888), (70, 1026896), (80, 898534), (91, 789920), (104, 691180), (112, 641810), (130, 552944), (140, 513448), (160, 449267), (182, 394960), (208, 345590), (224, 320905), (260, 276472), (280, 256724), (364, 197480), (416, 172795), (455, 157984), (520, 138236), (560, 128362), (728, 98740), (910, 78992), (1040, 69118), (1120, 64181), (1456, 49370), (1820, 39496), (2080, 34559), (2912, 24685), (3640, 19748), (4937, 14560), (7280, 9874)]