64511940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{63247}}^1$

素因数の和:63276

約数の個数: 48

約数和(自身を含む): 191261952

約数和(自身を除く): 126750012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 63247, 126494, 189741, 252988, 316235, 379482, 632470, 758964, 948705, 1075199, 1264940, 1897410, 2150398, 3225597, 3794820, 4300796, 5375995, 6451194, 10751990, 12902388, 16127985, 21503980, 32255970, 64511940]

約数ペア:

[(1, 64511940), (2, 32255970), (3, 21503980), (4, 16127985), (5, 12902388), (6, 10751990), (10, 6451194), (12, 5375995), (15, 4300796), (17, 3794820), (20, 3225597), (30, 2150398), (34, 1897410), (51, 1264940), (60, 1075199), (68, 948705), (85, 758964), (102, 632470), (170, 379482), (204, 316235), (255, 252988), (340, 189741), (510, 126494), (1020, 63247)]