145054720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{41}}^1\times {\mathrm{691}}^1$

素因数の和:757

約数の個数: 88

約数和(自身を含む): 356964048

約数和(自身を除く): 211909328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 512, 640, 656, 691, 820, 1024, 1280, 1312, 1382, 1640, 2560, 2624, 2764, 3280, 3455, 5120, 5248, 5528, 6560, 6910, 10496, 11056, 13120, 13820, 20992, 22112, 26240, 27640, 28331, 41984, 44224, 52480, 55280, 56662, 88448, 104960, 110560, 113324, 141655, 176896, 209920, 221120, 226648, 283310, 353792, 442240, 453296, 566620, 707584, 884480, 906592, 1133240, 1768960, 1813184, 2266480, 3537920, 3626368, 4532960, 7252736, 9065920, 14505472, 18131840, 29010944, 36263680, 72527360, 145054720]

約数ペア:

[(1, 145054720), (2, 72527360), (4, 36263680), (5, 29010944), (8, 18131840), (10, 14505472), (16, 9065920), (20, 7252736), (32, 4532960), (40, 3626368), (41, 3537920), (64, 2266480), (80, 1813184), (82, 1768960), (128, 1133240), (160, 906592), (164, 884480), (205, 707584), (256, 566620), (320, 453296), (328, 442240), (410, 353792), (512, 283310), (640, 226648), (656, 221120), (691, 209920), (820, 176896), (1024, 141655), (1280, 113324), (1312, 110560), (1382, 104960), (1640, 88448), (2560, 56662), (2624, 55280), (2764, 52480), (3280, 44224), (3455, 41984), (5120, 28331), (5248, 27640), (5528, 26240), (6560, 22112), (6910, 20992), (10496, 13820), (11056, 13120)]