156719410

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 307929600

約数和(自身を除く): 151210190

約数列:

[1, 2, 5, 10, 19, 38, 53, 79, 95, 106, 158, 190, 197, 265, 394, 395, 530, 790, 985, 1007, 1501, 1970, 2014, 3002, 3743, 4187, 5035, 7486, 7505, 8374, 10070, 10441, 15010, 15563, 18715, 20882, 20935, 31126, 37430, 41870, 52205, 77815, 79553, 104410, 155630, 159106, 198379, 295697, 396758, 397765, 591394, 795530, 824839, 991895, 1478485, 1649678, 1983790, 2956970, 4124195, 8248390, 15671941, 31343882, 78359705, 156719410]

約数ペア:

[(1, 156719410), (2, 78359705), (5, 31343882), (10, 15671941), (19, 8248390), (38, 4124195), (53, 2956970), (79, 1983790), (95, 1649678), (106, 1478485), (158, 991895), (190, 824839), (197, 795530), (265, 591394), (394, 397765), (395, 396758), (530, 295697), (790, 198379), (985, 159106), (1007, 155630), (1501, 104410), (1970, 79553), (2014, 77815), (3002, 52205), (3743, 41870), (4187, 37430), (5035, 31126), (7486, 20935), (7505, 20882), (8374, 18715), (10070, 15563), (10441, 15010)]