38648025

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:283

約数の個数: 72

約数和(自身を含む): 75986456

約数和(自身を除く): 37338431

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 73, 75, 117, 181, 195, 219, 225, 325, 365, 543, 585, 657, 905, 949, 975, 1095, 1629, 1825, 2353, 2715, 2847, 2925, 3285, 4525, 4745, 5475, 7059, 8145, 8541, 11765, 13213, 13575, 14235, 16425, 21177, 23725, 35295, 39639, 40725, 42705, 58825, 66065, 71175, 105885, 118917, 171769, 176475, 198195, 213525, 330325, 515307, 529425, 594585, 858845, 990975, 1545921, 2576535, 2972925, 4294225, 7729605, 12882675, 38648025]

約数ペア:

[(1, 38648025), (3, 12882675), (5, 7729605), (9, 4294225), (13, 2972925), (15, 2576535), (25, 1545921), (39, 990975), (45, 858845), (65, 594585), (73, 529425), (75, 515307), (117, 330325), (181, 213525), (195, 198195), (219, 176475), (225, 171769), (325, 118917), (365, 105885), (543, 71175), (585, 66065), (657, 58825), (905, 42705), (949, 40725), (975, 39639), (1095, 35295), (1629, 23725), (1825, 21177), (2353, 16425), (2715, 14235), (2847, 13575), (2925, 13213), (3285, 11765), (4525, 8541), (4745, 8145), (5475, 7059)]