393927950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{191}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 839946240

約数和(自身を除く): 446018290

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 167, 190, 191, 247, 325, 334, 382, 475, 494, 650, 835, 950, 955, 1235, 1670, 1910, 2171, 2470, 2483, 3173, 3629, 4175, 4342, 4775, 4966, 6175, 6346, 7258, 8350, 9550, 10855, 12350, 12415, 15865, 18145, 21710, 24830, 31730, 31897, 36290, 41249, 47177, 54275, 62075, 63794, 79325, 82498, 90725, 94354, 108550, 124150, 158650, 159485, 181450, 206245, 235885, 318970, 412490, 414661, 471770, 606043, 797425, 829322, 1031225, 1179425, 1212086, 1594850, 2062450, 2073305, 2358850, 3030215, 4146610, 6060430, 7878559, 10366525, 15151075, 15757118, 20733050, 30302150, 39392795, 78785590, 196963975, 393927950]

約数ペア:

[(1, 393927950), (2, 196963975), (5, 78785590), (10, 39392795), (13, 30302150), (19, 20733050), (25, 15757118), (26, 15151075), (38, 10366525), (50, 7878559), (65, 6060430), (95, 4146610), (130, 3030215), (167, 2358850), (190, 2073305), (191, 2062450), (247, 1594850), (325, 1212086), (334, 1179425), (382, 1031225), (475, 829322), (494, 797425), (650, 606043), (835, 471770), (950, 414661), (955, 412490), (1235, 318970), (1670, 235885), (1910, 206245), (2171, 181450), (2470, 159485), (2483, 158650), (3173, 124150), (3629, 108550), (4175, 94354), (4342, 90725), (4775, 82498), (4966, 79325), (6175, 63794), (6346, 62075), (7258, 54275), (8350, 47177), (9550, 41249), (10855, 36290), (12350, 31897), (12415, 31730), (15865, 24830), (18145, 21710)]