393545776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1231}}^1$

素因数の和:1334

約数の個数: 80

約数和(自身を含む): 866194560

約数和(自身を除く): 472648784

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 53, 58, 104, 106, 116, 208, 212, 232, 377, 424, 464, 689, 754, 848, 1231, 1378, 1508, 1537, 2462, 2756, 3016, 3074, 4924, 5512, 6032, 6148, 9848, 11024, 12296, 16003, 19696, 19981, 24592, 32006, 35699, 39962, 64012, 65243, 71398, 79924, 128024, 130486, 142796, 159848, 256048, 260972, 285592, 319696, 464087, 521944, 571184, 848159, 928174, 1043888, 1696318, 1856348, 1892047, 3392636, 3712696, 3784094, 6785272, 7425392, 7568188, 13570544, 15136376, 24596611, 30272752, 49193222, 98386444, 196772888, 393545776]

約数ペア:

[(1, 393545776), (2, 196772888), (4, 98386444), (8, 49193222), (13, 30272752), (16, 24596611), (26, 15136376), (29, 13570544), (52, 7568188), (53, 7425392), (58, 6785272), (104, 3784094), (106, 3712696), (116, 3392636), (208, 1892047), (212, 1856348), (232, 1696318), (377, 1043888), (424, 928174), (464, 848159), (689, 571184), (754, 521944), (848, 464087), (1231, 319696), (1378, 285592), (1508, 260972), (1537, 256048), (2462, 159848), (2756, 142796), (3016, 130486), (3074, 128024), (4924, 79924), (5512, 71398), (6032, 65243), (6148, 64012), (9848, 39962), (11024, 35699), (12296, 32006), (16003, 24592), (19696, 19981)]