31505850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1321}}^1$

素因数の和:1392

約数の個数: 72

約数和(自身を含む): 86308092

約数和(自身を除く): 54802242

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 53, 75, 90, 106, 150, 159, 225, 265, 318, 450, 477, 530, 795, 954, 1321, 1325, 1590, 2385, 2642, 2650, 3963, 3975, 4770, 6605, 7926, 7950, 11889, 11925, 13210, 19815, 23778, 23850, 33025, 39630, 59445, 66050, 70013, 99075, 118890, 140026, 198150, 210039, 297225, 350065, 420078, 594450, 630117, 700130, 1050195, 1260234, 1750325, 2100390, 3150585, 3500650, 5250975, 6301170, 10501950, 15752925, 31505850]

約数ペア:

[(1, 31505850), (2, 15752925), (3, 10501950), (5, 6301170), (6, 5250975), (9, 3500650), (10, 3150585), (15, 2100390), (18, 1750325), (25, 1260234), (30, 1050195), (45, 700130), (50, 630117), (53, 594450), (75, 420078), (90, 350065), (106, 297225), (150, 210039), (159, 198150), (225, 140026), (265, 118890), (318, 99075), (450, 70013), (477, 66050), (530, 59445), (795, 39630), (954, 33025), (1321, 23850), (1325, 23778), (1590, 19815), (2385, 13210), (2642, 11925), (2650, 11889), (3963, 7950), (3975, 7926), (4770, 6605)]