156868725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{641}}^1$

素因数の和:918

約数の個数: 48

約数和(自身を含む): 280857024

約数和(自身を除く): 123988299

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 251, 325, 641, 753, 975, 1255, 1923, 3205, 3263, 3765, 6275, 8333, 9615, 9789, 16025, 16315, 18825, 24999, 41665, 48075, 48945, 81575, 124995, 160891, 208325, 244725, 482673, 624975, 804455, 2091583, 2413365, 4022275, 6274749, 10457915, 12066825, 31373745, 52289575, 156868725]

約数ペア:

[(1, 156868725), (3, 52289575), (5, 31373745), (13, 12066825), (15, 10457915), (25, 6274749), (39, 4022275), (65, 2413365), (75, 2091583), (195, 804455), (251, 624975), (325, 482673), (641, 244725), (753, 208325), (975, 160891), (1255, 124995), (1923, 81575), (3205, 48945), (3263, 48075), (3765, 41665), (6275, 24999), (8333, 18825), (9615, 16315), (9789, 16025)]