203485288

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 415641600

約数和(自身を除く): 212156312

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 163, 172, 191, 326, 344, 382, 652, 764, 817, 1304, 1528, 1634, 3097, 3268, 3629, 6194, 6536, 7009, 7258, 8213, 12388, 14018, 14516, 16426, 24776, 28036, 29032, 31133, 32852, 56072, 62266, 65704, 124532, 133171, 156047, 249064, 266342, 312094, 532684, 591527, 624188, 1065368, 1183054, 1248376, 1338719, 2366108, 2677438, 4732216, 5354876, 10709752, 25435661, 50871322, 101742644, 203485288]

約数ペア:

[(1, 203485288), (2, 101742644), (4, 50871322), (8, 25435661), (19, 10709752), (38, 5354876), (43, 4732216), (76, 2677438), (86, 2366108), (152, 1338719), (163, 1248376), (172, 1183054), (191, 1065368), (326, 624188), (344, 591527), (382, 532684), (652, 312094), (764, 266342), (817, 249064), (1304, 156047), (1528, 133171), (1634, 124532), (3097, 65704), (3268, 62266), (3629, 56072), (6194, 32852), (6536, 31133), (7009, 29032), (7258, 28036), (8213, 24776), (12388, 16426), (14018, 14516)]