64074400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:195

約数の個数: 144

約数和(自身を含む): 172910808

約数和(自身を除く): 108836408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 61, 65, 80, 100, 101, 104, 122, 130, 160, 200, 202, 208, 244, 260, 305, 325, 400, 404, 416, 488, 505, 520, 610, 650, 793, 800, 808, 976, 1010, 1040, 1220, 1300, 1313, 1525, 1586, 1616, 1952, 2020, 2080, 2440, 2525, 2600, 2626, 3050, 3172, 3232, 3965, 4040, 4880, 5050, 5200, 5252, 6100, 6161, 6344, 6565, 7930, 8080, 9760, 10100, 10400, 10504, 12200, 12322, 12688, 13130, 15860, 16160, 19825, 20200, 21008, 24400, 24644, 25376, 26260, 30805, 31720, 32825, 39650, 40400, 42016, 48800, 49288, 52520, 61610, 63440, 65650, 79300, 80093, 80800, 98576, 105040, 123220, 126880, 131300, 154025, 158600, 160186, 197152, 210080, 246440, 262600, 308050, 317200, 320372, 400465, 492880, 525200, 616100, 634400, 640744, 800930, 985760, 1050400, 1232200, 1281488, 1601860, 2002325, 2464400, 2562976, 3203720, 4004650, 4928800, 6407440, 8009300, 12814880, 16018600, 32037200, 64074400]

約数ペア:

[(1, 64074400), (2, 32037200), (4, 16018600), (5, 12814880), (8, 8009300), (10, 6407440), (13, 4928800), (16, 4004650), (20, 3203720), (25, 2562976), (26, 2464400), (32, 2002325), (40, 1601860), (50, 1281488), (52, 1232200), (61, 1050400), (65, 985760), (80, 800930), (100, 640744), (101, 634400), (104, 616100), (122, 525200), (130, 492880), (160, 400465), (200, 320372), (202, 317200), (208, 308050), (244, 262600), (260, 246440), (305, 210080), (325, 197152), (400, 160186), (404, 158600), (416, 154025), (488, 131300), (505, 126880), (520, 123220), (610, 105040), (650, 98576), (793, 80800), (800, 80093), (808, 79300), (976, 65650), (1010, 63440), (1040, 61610), (1220, 52520), (1300, 49288), (1313, 48800), (1525, 42016), (1586, 40400), (1616, 39650), (1952, 32825), (2020, 31720), (2080, 30805), (2440, 26260), (2525, 25376), (2600, 24644), (2626, 24400), (3050, 21008), (3172, 20200), (3232, 19825), (3965, 16160), (4040, 15860), (4880, 13130), (5050, 12688), (5200, 12322), (5252, 12200), (6100, 10504), (6161, 10400), (6344, 10100), (6565, 9760), (7930, 8080)]