78496650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:397

約数の個数: 144

約数和(自身を含む): 231199488

約数和(自身を除く): 152702838

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 30, 31, 34, 45, 50, 51, 62, 75, 85, 90, 93, 102, 150, 153, 155, 170, 186, 225, 255, 279, 306, 310, 331, 425, 450, 465, 510, 527, 558, 662, 765, 775, 850, 930, 993, 1054, 1275, 1395, 1530, 1550, 1581, 1655, 1986, 2325, 2550, 2635, 2790, 2979, 3162, 3310, 3825, 4650, 4743, 4965, 5270, 5627, 5958, 6975, 7650, 7905, 8275, 9486, 9930, 10261, 11254, 13175, 13950, 14895, 15810, 16550, 16881, 20522, 23715, 24825, 26350, 28135, 29790, 30783, 33762, 39525, 47430, 49650, 50643, 51305, 56270, 61566, 74475, 79050, 84405, 92349, 101286, 102610, 118575, 140675, 148950, 153915, 168810, 174437, 184698, 237150, 253215, 256525, 281350, 307830, 348874, 422025, 461745, 506430, 513050, 523311, 769575, 844050, 872185, 923490, 1046622, 1266075, 1539150, 1569933, 1744370, 2308725, 2532150, 2616555, 3139866, 4360925, 4617450, 5233110, 7849665, 8721850, 13082775, 15699330, 26165550, 39248325, 78496650]

約数ペア:

[(1, 78496650), (2, 39248325), (3, 26165550), (5, 15699330), (6, 13082775), (9, 8721850), (10, 7849665), (15, 5233110), (17, 4617450), (18, 4360925), (25, 3139866), (30, 2616555), (31, 2532150), (34, 2308725), (45, 1744370), (50, 1569933), (51, 1539150), (62, 1266075), (75, 1046622), (85, 923490), (90, 872185), (93, 844050), (102, 769575), (150, 523311), (153, 513050), (155, 506430), (170, 461745), (186, 422025), (225, 348874), (255, 307830), (279, 281350), (306, 256525), (310, 253215), (331, 237150), (425, 184698), (450, 174437), (465, 168810), (510, 153915), (527, 148950), (558, 140675), (662, 118575), (765, 102610), (775, 101286), (850, 92349), (930, 84405), (993, 79050), (1054, 74475), (1275, 61566), (1395, 56270), (1530, 51305), (1550, 50643), (1581, 49650), (1655, 47430), (1986, 39525), (2325, 33762), (2550, 30783), (2635, 29790), (2790, 28135), (2979, 26350), (3162, 24825), (3310, 23715), (3825, 20522), (4650, 16881), (4743, 16550), (4965, 15810), (5270, 14895), (5627, 13950), (5958, 13175), (6975, 11254), (7650, 10261), (7905, 9930), (8275, 9486)]