84189950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:462

約数の個数: 96

約数和(自身を含む): 188425440

約数和(自身を除く): 104235490

約数列:

[1, 2, 5, 10, 13, 17, 19, 25, 26, 34, 38, 50, 65, 85, 95, 130, 170, 190, 221, 247, 323, 325, 401, 425, 442, 475, 494, 646, 650, 802, 850, 950, 1105, 1235, 1615, 2005, 2210, 2470, 3230, 4010, 4199, 5213, 5525, 6175, 6817, 7619, 8075, 8398, 10025, 10426, 11050, 12350, 13634, 15238, 16150, 20050, 20995, 26065, 34085, 38095, 41990, 52130, 68170, 76190, 88621, 99047, 104975, 129523, 130325, 170425, 177242, 190475, 198094, 209950, 259046, 260650, 340850, 380950, 443105, 495235, 647615, 886210, 990470, 1295230, 1683799, 2215525, 2476175, 3238075, 3367598, 4431050, 4952350, 6476150, 8418995, 16837990, 42094975, 84189950]

約数ペア:

[(1, 84189950), (2, 42094975), (5, 16837990), (10, 8418995), (13, 6476150), (17, 4952350), (19, 4431050), (25, 3367598), (26, 3238075), (34, 2476175), (38, 2215525), (50, 1683799), (65, 1295230), (85, 990470), (95, 886210), (130, 647615), (170, 495235), (190, 443105), (221, 380950), (247, 340850), (323, 260650), (325, 259046), (401, 209950), (425, 198094), (442, 190475), (475, 177242), (494, 170425), (646, 130325), (650, 129523), (802, 104975), (850, 99047), (950, 88621), (1105, 76190), (1235, 68170), (1615, 52130), (2005, 41990), (2210, 38095), (2470, 34085), (3230, 26065), (4010, 20995), (4199, 20050), (5213, 16150), (5525, 15238), (6175, 13634), (6817, 12350), (7619, 11050), (8075, 10426), (8398, 10025)]