64301560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1889}}^1$

素因数の和:1960

約数の個数: 64

約数和(自身を含む): 155131200

約数和(自身を除く): 90829640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 740, 851, 920, 1480, 1702, 1889, 3404, 3778, 4255, 6808, 7556, 8510, 9445, 15112, 17020, 18890, 34040, 37780, 43447, 69893, 75560, 86894, 139786, 173788, 217235, 279572, 347576, 349465, 434470, 559144, 698930, 868940, 1397860, 1607539, 1737880, 2795720, 3215078, 6430156, 8037695, 12860312, 16075390, 32150780, 64301560]

約数ペア:

[(1, 64301560), (2, 32150780), (4, 16075390), (5, 12860312), (8, 8037695), (10, 6430156), (20, 3215078), (23, 2795720), (37, 1737880), (40, 1607539), (46, 1397860), (74, 868940), (92, 698930), (115, 559144), (148, 434470), (184, 349465), (185, 347576), (230, 279572), (296, 217235), (370, 173788), (460, 139786), (740, 86894), (851, 75560), (920, 69893), (1480, 43447), (1702, 37780), (1889, 34040), (3404, 18890), (3778, 17020), (4255, 15112), (6808, 9445), (7556, 8510)]