665875536

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{677}}^1$

素因数の和:1380

約数の個数: 80

約数和(自身を含む): 1780981248

約数和(自身を除く): 1115105712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 661, 677, 744, 1322, 1354, 1488, 1983, 2031, 2644, 2708, 3966, 4062, 5288, 5416, 7932, 8124, 10576, 10832, 15864, 16248, 20491, 20987, 31728, 32496, 40982, 41974, 61473, 62961, 81964, 83948, 122946, 125922, 163928, 167896, 245892, 251844, 327856, 335792, 447497, 491784, 503688, 894994, 983568, 1007376, 1342491, 1789988, 2684982, 3579976, 5369964, 7159952, 10739928, 13872407, 21479856, 27744814, 41617221, 55489628, 83234442, 110979256, 166468884, 221958512, 332937768, 665875536]

約数ペア:

[(1, 665875536), (2, 332937768), (3, 221958512), (4, 166468884), (6, 110979256), (8, 83234442), (12, 55489628), (16, 41617221), (24, 27744814), (31, 21479856), (48, 13872407), (62, 10739928), (93, 7159952), (124, 5369964), (186, 3579976), (248, 2684982), (372, 1789988), (496, 1342491), (661, 1007376), (677, 983568), (744, 894994), (1322, 503688), (1354, 491784), (1488, 447497), (1983, 335792), (2031, 327856), (2644, 251844), (2708, 245892), (3966, 167896), (4062, 163928), (5288, 125922), (5416, 122946), (7932, 83948), (8124, 81964), (10576, 62961), (10832, 61473), (15864, 41974), (16248, 40982), (20491, 32496), (20987, 31728)]