1630605890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:603

約数の個数: 64

約数和(自身を含む): 3087479808

約数和(自身を除く): 1456873918

約数列:

[1, 2, 5, 10, 31, 62, 97, 155, 194, 211, 257, 310, 422, 485, 514, 970, 1055, 1285, 2110, 2570, 3007, 6014, 6541, 7967, 13082, 15035, 15934, 20467, 24929, 30070, 32705, 39835, 40934, 49858, 54227, 65410, 79670, 102335, 108454, 124645, 204670, 249290, 271135, 542270, 634477, 772799, 1268954, 1545598, 1681037, 3172385, 3362074, 3863995, 5260019, 6344770, 7727990, 8405185, 10520038, 16810370, 26300095, 52600190, 163060589, 326121178, 815302945, 1630605890]

約数ペア:

[(1, 1630605890), (2, 815302945), (5, 326121178), (10, 163060589), (31, 52600190), (62, 26300095), (97, 16810370), (155, 10520038), (194, 8405185), (211, 7727990), (257, 6344770), (310, 5260019), (422, 3863995), (485, 3362074), (514, 3172385), (970, 1681037), (1055, 1545598), (1285, 1268954), (2110, 772799), (2570, 634477), (3007, 542270), (6014, 271135), (6541, 249290), (7967, 204670), (13082, 124645), (15035, 108454), (15934, 102335), (20467, 79670), (24929, 65410), (30070, 54227), (32705, 49858), (39835, 40934)]