664848128

素因数分解:

$2^8\times 7^1\times {\mathrm{41}}^1\times {\mathrm{9049}}^1$

素因数の和:9113

約数の個数: 72

約数和(自身を含む): 1553848800

約数和(自身を除く): 889000672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 128, 164, 224, 256, 287, 328, 448, 574, 656, 896, 1148, 1312, 1792, 2296, 2624, 4592, 5248, 9049, 9184, 10496, 18098, 18368, 36196, 36736, 63343, 72392, 73472, 126686, 144784, 253372, 289568, 371009, 506744, 579136, 742018, 1013488, 1158272, 1484036, 2026976, 2316544, 2597063, 2968072, 4053952, 5194126, 5936144, 8107904, 10388252, 11872288, 16215808, 20776504, 23744576, 41553008, 47489152, 83106016, 94978304, 166212032, 332424064, 664848128]

約数ペア:

[(1, 664848128), (2, 332424064), (4, 166212032), (7, 94978304), (8, 83106016), (14, 47489152), (16, 41553008), (28, 23744576), (32, 20776504), (41, 16215808), (56, 11872288), (64, 10388252), (82, 8107904), (112, 5936144), (128, 5194126), (164, 4053952), (224, 2968072), (256, 2597063), (287, 2316544), (328, 2026976), (448, 1484036), (574, 1158272), (656, 1013488), (896, 742018), (1148, 579136), (1312, 506744), (1792, 371009), (2296, 289568), (2624, 253372), (4592, 144784), (5248, 126686), (9049, 73472), (9184, 72392), (10496, 63343), (18098, 36736), (18368, 36196)]