31343325

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 61996032

約数和(自身を除く): 30652707

約数列:

[1, 3, 5, 13, 15, 17, 25, 31, 39, 51, 61, 65, 75, 85, 93, 155, 183, 195, 221, 255, 305, 325, 403, 425, 465, 527, 663, 775, 793, 915, 975, 1037, 1105, 1209, 1275, 1525, 1581, 1891, 2015, 2325, 2379, 2635, 3111, 3315, 3965, 4575, 5185, 5525, 5673, 6045, 6851, 7905, 9455, 10075, 11895, 13175, 13481, 15555, 16575, 19825, 20553, 24583, 25925, 28365, 30225, 32147, 34255, 39525, 40443, 47275, 59475, 67405, 73749, 77775, 96441, 102765, 122915, 141825, 160735, 171275, 202215, 337025, 368745, 417911, 482205, 513825, 614575, 803675, 1011075, 1253733, 1843725, 2089555, 2411025, 6268665, 10447775, 31343325]

約数ペア:

[(1, 31343325), (3, 10447775), (5, 6268665), (13, 2411025), (15, 2089555), (17, 1843725), (25, 1253733), (31, 1011075), (39, 803675), (51, 614575), (61, 513825), (65, 482205), (75, 417911), (85, 368745), (93, 337025), (155, 202215), (183, 171275), (195, 160735), (221, 141825), (255, 122915), (305, 102765), (325, 96441), (403, 77775), (425, 73749), (465, 67405), (527, 59475), (663, 47275), (775, 40443), (793, 39525), (915, 34255), (975, 32147), (1037, 30225), (1105, 28365), (1209, 25925), (1275, 24583), (1525, 20553), (1581, 19825), (1891, 16575), (2015, 15555), (2325, 13481), (2379, 13175), (2635, 11895), (3111, 10075), (3315, 9455), (3965, 7905), (4575, 6851), (5185, 6045), (5525, 5673)]