49237890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{661}}^1$

素因数の和:875

約数の個数: 64

約数和(自身を含む): 128120832

約数和(自身を除く): 78882942

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 191, 195, 382, 390, 573, 661, 955, 1146, 1322, 1910, 1983, 2483, 2865, 3305, 3966, 4966, 5730, 6610, 7449, 8593, 9915, 12415, 14898, 17186, 19830, 24830, 25779, 37245, 42965, 51558, 74490, 85930, 126251, 128895, 252502, 257790, 378753, 631255, 757506, 1262510, 1641263, 1893765, 3282526, 3787530, 4923789, 8206315, 9847578, 16412630, 24618945, 49237890]

約数ペア:

[(1, 49237890), (2, 24618945), (3, 16412630), (5, 9847578), (6, 8206315), (10, 4923789), (13, 3787530), (15, 3282526), (26, 1893765), (30, 1641263), (39, 1262510), (65, 757506), (78, 631255), (130, 378753), (191, 257790), (195, 252502), (382, 128895), (390, 126251), (573, 85930), (661, 74490), (955, 51558), (1146, 42965), (1322, 37245), (1910, 25779), (1983, 24830), (2483, 19830), (2865, 17186), (3305, 14898), (3966, 12415), (4966, 9915), (5730, 8593), (6610, 7449)]