48883960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:652

約数の個数: 64

約数和(自身を含む): 116899200

約数和(自身を除く): 68015240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 131, 152, 190, 262, 380, 491, 524, 655, 760, 982, 1048, 1310, 1964, 2455, 2489, 2620, 3928, 4910, 4978, 5240, 9329, 9820, 9956, 12445, 18658, 19640, 19912, 24890, 37316, 46645, 49780, 64321, 74632, 93290, 99560, 128642, 186580, 257284, 321605, 373160, 514568, 643210, 1222099, 1286420, 2444198, 2572840, 4888396, 6110495, 9776792, 12220990, 24441980, 48883960]

約数ペア:

[(1, 48883960), (2, 24441980), (4, 12220990), (5, 9776792), (8, 6110495), (10, 4888396), (19, 2572840), (20, 2444198), (38, 1286420), (40, 1222099), (76, 643210), (95, 514568), (131, 373160), (152, 321605), (190, 257284), (262, 186580), (380, 128642), (491, 99560), (524, 93290), (655, 74632), (760, 64321), (982, 49780), (1048, 46645), (1310, 37316), (1964, 24890), (2455, 19912), (2489, 19640), (2620, 18658), (3928, 12445), (4910, 9956), (4978, 9820), (5240, 9329)]