631865650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:165

約数の個数: 144

約数和(自身を含む): 1365876864

約数和(自身を除く): 734011214

約数列:

[1, 2, 5, 10, 13, 25, 26, 37, 43, 47, 50, 65, 74, 86, 94, 130, 169, 185, 215, 235, 325, 338, 370, 430, 470, 481, 559, 611, 650, 845, 925, 962, 1075, 1118, 1175, 1222, 1591, 1690, 1739, 1850, 2021, 2150, 2350, 2405, 2795, 3055, 3182, 3478, 4042, 4225, 4810, 5590, 6110, 6253, 7267, 7943, 7955, 8450, 8695, 10105, 12025, 12506, 13975, 14534, 15275, 15886, 15910, 17390, 20210, 20683, 22607, 24050, 26273, 27950, 30550, 31265, 36335, 39715, 39775, 41366, 43475, 45214, 50525, 52546, 62530, 72670, 74777, 79430, 79550, 86950, 101050, 103415, 113035, 131365, 149554, 156325, 181675, 198575, 206830, 226070, 262730, 268879, 293891, 312650, 341549, 363350, 373885, 397150, 517075, 537758, 565175, 587782, 656825, 683098, 747770, 972101, 1034150, 1130350, 1313650, 1344395, 1469455, 1707745, 1869425, 1944202, 2688790, 2938910, 3415490, 3738850, 4860505, 6721975, 7347275, 8538725, 9721010, 12637313, 13443950, 14694550, 17077450, 24302525, 25274626, 48605050, 63186565, 126373130, 315932825, 631865650]

約数ペア:

[(1, 631865650), (2, 315932825), (5, 126373130), (10, 63186565), (13, 48605050), (25, 25274626), (26, 24302525), (37, 17077450), (43, 14694550), (47, 13443950), (50, 12637313), (65, 9721010), (74, 8538725), (86, 7347275), (94, 6721975), (130, 4860505), (169, 3738850), (185, 3415490), (215, 2938910), (235, 2688790), (325, 1944202), (338, 1869425), (370, 1707745), (430, 1469455), (470, 1344395), (481, 1313650), (559, 1130350), (611, 1034150), (650, 972101), (845, 747770), (925, 683098), (962, 656825), (1075, 587782), (1118, 565175), (1175, 537758), (1222, 517075), (1591, 397150), (1690, 373885), (1739, 363350), (1850, 341549), (2021, 312650), (2150, 293891), (2350, 268879), (2405, 262730), (2795, 226070), (3055, 206830), (3182, 198575), (3478, 181675), (4042, 156325), (4225, 149554), (4810, 131365), (5590, 113035), (6110, 103415), (6253, 101050), (7267, 86950), (7943, 79550), (7955, 79430), (8450, 74777), (8695, 72670), (10105, 62530), (12025, 52546), (12506, 50525), (13975, 45214), (14534, 43475), (15275, 41366), (15886, 39775), (15910, 39715), (17390, 36335), (20210, 31265), (20683, 30550), (22607, 27950), (24050, 26273)]