78414974720

素因数分解:

$2^8\times 5^1\times {\mathrm{953}}^1\times {\mathrm{64283}}^1$

素因数の和:65257

約数の個数: 72

約数和(自身を含む): 188028385776

約数和(自身を除く): 109613411056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 953, 1280, 1906, 3812, 4765, 7624, 9530, 15248, 19060, 30496, 38120, 60992, 64283, 76240, 121984, 128566, 152480, 243968, 257132, 304960, 321415, 514264, 609920, 642830, 1028528, 1219840, 1285660, 2057056, 2571320, 4114112, 5142640, 8228224, 10285280, 16456448, 20570560, 41141120, 61261699, 82282240, 122523398, 245046796, 306308495, 490093592, 612616990, 980187184, 1225233980, 1960374368, 2450467960, 3920748736, 4900935920, 7841497472, 9801871840, 15682994944, 19603743680, 39207487360, 78414974720]

約数ペア:

[(1, 78414974720), (2, 39207487360), (4, 19603743680), (5, 15682994944), (8, 9801871840), (10, 7841497472), (16, 4900935920), (20, 3920748736), (32, 2450467960), (40, 1960374368), (64, 1225233980), (80, 980187184), (128, 612616990), (160, 490093592), (256, 306308495), (320, 245046796), (640, 122523398), (953, 82282240), (1280, 61261699), (1906, 41141120), (3812, 20570560), (4765, 16456448), (7624, 10285280), (9530, 8228224), (15248, 5142640), (19060, 4114112), (30496, 2571320), (38120, 2057056), (60992, 1285660), (64283, 1219840), (76240, 1028528), (121984, 642830), (128566, 609920), (152480, 514264), (243968, 321415), (257132, 304960)]