2051245300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{17729}}^1$

素因数の和:17845

約数の個数: 72

約数和(自身を含む): 4847736600

約数和(自身を除く): 2796491300

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 89, 100, 130, 178, 260, 325, 356, 445, 650, 890, 1157, 1300, 1780, 2225, 2314, 4450, 4628, 5785, 8900, 11570, 17729, 23140, 28925, 35458, 57850, 70916, 88645, 115700, 177290, 230477, 354580, 443225, 460954, 886450, 921908, 1152385, 1577881, 1772900, 2304770, 3155762, 4609540, 5761925, 6311524, 7889405, 11523850, 15778810, 20512453, 23047700, 31557620, 39447025, 41024906, 78894050, 82049812, 102562265, 157788100, 205124530, 410249060, 512811325, 1025622650, 2051245300]

約数ペア:

[(1, 2051245300), (2, 1025622650), (4, 512811325), (5, 410249060), (10, 205124530), (13, 157788100), (20, 102562265), (25, 82049812), (26, 78894050), (50, 41024906), (52, 39447025), (65, 31557620), (89, 23047700), (100, 20512453), (130, 15778810), (178, 11523850), (260, 7889405), (325, 6311524), (356, 5761925), (445, 4609540), (650, 3155762), (890, 2304770), (1157, 1772900), (1300, 1577881), (1780, 1152385), (2225, 921908), (2314, 886450), (4450, 460954), (4628, 443225), (5785, 354580), (8900, 230477), (11570, 177290), (17729, 115700), (23140, 88645), (28925, 70916), (35458, 57850)]