80651460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 235597824

約数和(自身を除く): 154946364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 131, 155, 186, 262, 310, 331, 372, 393, 465, 524, 620, 655, 662, 786, 930, 993, 1310, 1324, 1572, 1655, 1860, 1965, 1986, 2620, 3310, 3930, 3972, 4061, 4965, 6620, 7860, 8122, 9930, 10261, 12183, 16244, 19860, 20305, 20522, 24366, 30783, 40610, 41044, 43361, 48732, 51305, 60915, 61566, 81220, 86722, 102610, 121830, 123132, 130083, 153915, 173444, 205220, 216805, 243660, 260166, 307830, 433610, 520332, 615660, 650415, 867220, 1300830, 1344191, 2601660, 2688382, 4032573, 5376764, 6720955, 8065146, 13441910, 16130292, 20162865, 26883820, 40325730, 80651460]

約数ペア:

[(1, 80651460), (2, 40325730), (3, 26883820), (4, 20162865), (5, 16130292), (6, 13441910), (10, 8065146), (12, 6720955), (15, 5376764), (20, 4032573), (30, 2688382), (31, 2601660), (60, 1344191), (62, 1300830), (93, 867220), (124, 650415), (131, 615660), (155, 520332), (186, 433610), (262, 307830), (310, 260166), (331, 243660), (372, 216805), (393, 205220), (465, 173444), (524, 153915), (620, 130083), (655, 123132), (662, 121830), (786, 102610), (930, 86722), (993, 81220), (1310, 61566), (1324, 60915), (1572, 51305), (1655, 48732), (1860, 43361), (1965, 41044), (1986, 40610), (2620, 30783), (3310, 24366), (3930, 20522), (3972, 20305), (4061, 19860), (4965, 16244), (6620, 12183), (7860, 10261), (8122, 9930)]