64486448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:262

約数の個数: 80

約数和(自身を含む): 141824256

約数和(自身を除く): 77337808

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 73, 104, 124, 137, 146, 208, 248, 274, 292, 403, 496, 548, 584, 806, 949, 1096, 1168, 1612, 1781, 1898, 2192, 2263, 3224, 3562, 3796, 4247, 4526, 6448, 7124, 7592, 8494, 9052, 10001, 14248, 15184, 16988, 18104, 20002, 28496, 29419, 33976, 36208, 40004, 55211, 58838, 67952, 80008, 110422, 117676, 130013, 160016, 220844, 235352, 260026, 310031, 441688, 470704, 520052, 620062, 883376, 1040104, 1240124, 2080208, 2480248, 4030403, 4960496, 8060806, 16121612, 32243224, 64486448]

約数ペア:

[(1, 64486448), (2, 32243224), (4, 16121612), (8, 8060806), (13, 4960496), (16, 4030403), (26, 2480248), (31, 2080208), (52, 1240124), (62, 1040104), (73, 883376), (104, 620062), (124, 520052), (137, 470704), (146, 441688), (208, 310031), (248, 260026), (274, 235352), (292, 220844), (403, 160016), (496, 130013), (548, 117676), (584, 110422), (806, 80008), (949, 67952), (1096, 58838), (1168, 55211), (1612, 40004), (1781, 36208), (1898, 33976), (2192, 29419), (2263, 28496), (3224, 20002), (3562, 18104), (3796, 16988), (4247, 15184), (4526, 14248), (6448, 10001), (7124, 9052), (7592, 8494)]