158528020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{977}}^1$

素因数の和:1073

約数の個数: 96

約数和(自身を含む): 407473920

約数和(自身を除く): 248945900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 61, 70, 76, 95, 122, 133, 140, 190, 244, 266, 305, 380, 427, 532, 610, 665, 854, 977, 1159, 1220, 1330, 1708, 1954, 2135, 2318, 2660, 3908, 4270, 4636, 4885, 5795, 6839, 8113, 8540, 9770, 11590, 13678, 16226, 18563, 19540, 23180, 27356, 32452, 34195, 37126, 40565, 59597, 68390, 74252, 81130, 92815, 119194, 129941, 136780, 162260, 185630, 238388, 259882, 297985, 371260, 417179, 519764, 595970, 649705, 834358, 1132343, 1191940, 1299410, 1668716, 2085895, 2264686, 2598820, 4171790, 4529372, 5661715, 7926401, 8343580, 11323430, 15852802, 22646860, 31705604, 39632005, 79264010, 158528020]

約数ペア:

[(1, 158528020), (2, 79264010), (4, 39632005), (5, 31705604), (7, 22646860), (10, 15852802), (14, 11323430), (19, 8343580), (20, 7926401), (28, 5661715), (35, 4529372), (38, 4171790), (61, 2598820), (70, 2264686), (76, 2085895), (95, 1668716), (122, 1299410), (133, 1191940), (140, 1132343), (190, 834358), (244, 649705), (266, 595970), (305, 519764), (380, 417179), (427, 371260), (532, 297985), (610, 259882), (665, 238388), (854, 185630), (977, 162260), (1159, 136780), (1220, 129941), (1330, 119194), (1708, 92815), (1954, 81130), (2135, 74252), (2318, 68390), (2660, 59597), (3908, 40565), (4270, 37126), (4636, 34195), (4885, 32452), (5795, 27356), (6839, 23180), (8113, 19540), (8540, 18563), (9770, 16226), (11590, 13678)]