51951320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4021}}^1$

素因数の和:4068

約数の個数: 64

約数和(自身を含む): 130312800

約数和(自身を除く): 78361480

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 4021, 6460, 8042, 12920, 16084, 20105, 32168, 40210, 68357, 76399, 80420, 136714, 152798, 160840, 273428, 305596, 341785, 381995, 546856, 611192, 683570, 763990, 1298783, 1367140, 1527980, 2597566, 2734280, 3055960, 5195132, 6493915, 10390264, 12987830, 25975660, 51951320]

約数ペア:

[(1, 51951320), (2, 25975660), (4, 12987830), (5, 10390264), (8, 6493915), (10, 5195132), (17, 3055960), (19, 2734280), (20, 2597566), (34, 1527980), (38, 1367140), (40, 1298783), (68, 763990), (76, 683570), (85, 611192), (95, 546856), (136, 381995), (152, 341785), (170, 305596), (190, 273428), (323, 160840), (340, 152798), (380, 136714), (646, 80420), (680, 76399), (760, 68357), (1292, 40210), (1615, 32168), (2584, 20105), (3230, 16084), (4021, 12920), (6460, 8042)]