156628930420

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{701}}^1\times {\mathrm{64577}}^1$

素因数の和:65460

約数の個数: 48

約数和(自身を含む): 331299088848

約数和(自身を除く): 174670158428

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 701, 865, 1402, 1730, 2804, 3460, 3505, 7010, 14020, 64577, 121273, 129154, 242546, 258308, 322885, 485092, 606365, 645770, 1212730, 1291540, 2425460, 11171821, 22343642, 44687284, 45268477, 55859105, 90536954, 111718210, 181073908, 223436420, 226342385, 452684770, 905369540, 7831446521, 15662893042, 31325786084, 39157232605, 78314465210, 156628930420]

約数ペア:

[(1, 156628930420), (2, 78314465210), (4, 39157232605), (5, 31325786084), (10, 15662893042), (20, 7831446521), (173, 905369540), (346, 452684770), (692, 226342385), (701, 223436420), (865, 181073908), (1402, 111718210), (1730, 90536954), (2804, 55859105), (3460, 45268477), (3505, 44687284), (7010, 22343642), (14020, 11171821), (64577, 2425460), (121273, 1291540), (129154, 1212730), (242546, 645770), (258308, 606365), (322885, 485092)]