30319900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 71964144

約数和(自身を除く): 41644244

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 83, 100, 130, 166, 260, 281, 325, 332, 415, 562, 650, 830, 1079, 1124, 1300, 1405, 1660, 2075, 2158, 2810, 3653, 4150, 4316, 5395, 5620, 7025, 7306, 8300, 10790, 14050, 14612, 18265, 21580, 23323, 26975, 28100, 36530, 46646, 53950, 73060, 91325, 93292, 107900, 116615, 182650, 233230, 303199, 365300, 466460, 583075, 606398, 1166150, 1212796, 1515995, 2332300, 3031990, 6063980, 7579975, 15159950, 30319900]

約数ペア:

[(1, 30319900), (2, 15159950), (4, 7579975), (5, 6063980), (10, 3031990), (13, 2332300), (20, 1515995), (25, 1212796), (26, 1166150), (50, 606398), (52, 583075), (65, 466460), (83, 365300), (100, 303199), (130, 233230), (166, 182650), (260, 116615), (281, 107900), (325, 93292), (332, 91325), (415, 73060), (562, 53950), (650, 46646), (830, 36530), (1079, 28100), (1124, 26975), (1300, 23323), (1405, 21580), (1660, 18265), (2075, 14612), (2158, 14050), (2810, 10790), (3653, 8300), (4150, 7306), (4316, 7025), (5395, 5620)]