61903875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 115315200

約数和(自身を除く): 53411325

約数列:

[1, 3, 5, 11, 15, 25, 33, 43, 55, 75, 125, 129, 165, 215, 275, 349, 375, 473, 645, 825, 1047, 1075, 1375, 1419, 1745, 2365, 3225, 3839, 4125, 5235, 5375, 7095, 8725, 11517, 11825, 15007, 16125, 19195, 26175, 35475, 43625, 45021, 57585, 59125, 75035, 95975, 130875, 165077, 177375, 225105, 287925, 375175, 479875, 495231, 825385, 1125525, 1439625, 1875875, 2476155, 4126925, 5627625, 12380775, 20634625, 61903875]

約数ペア:

[(1, 61903875), (3, 20634625), (5, 12380775), (11, 5627625), (15, 4126925), (25, 2476155), (33, 1875875), (43, 1439625), (55, 1125525), (75, 825385), (125, 495231), (129, 479875), (165, 375175), (215, 287925), (275, 225105), (349, 177375), (375, 165077), (473, 130875), (645, 95975), (825, 75035), (1047, 59125), (1075, 57585), (1375, 45021), (1419, 43625), (1745, 35475), (2365, 26175), (3225, 19195), (3839, 16125), (4125, 15007), (5235, 11825), (5375, 11517), (7095, 8725)]