78792620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12197}}^1$

素因数の和:12242

約数の個数: 48

約数和(自身を含む): 184433760

約数和(自身を除く): 105641140

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 12197, 24394, 48788, 60985, 121970, 207349, 231743, 243940, 414698, 463486, 829396, 926972, 1036745, 1158715, 2073490, 2317430, 3939631, 4146980, 4634860, 7879262, 15758524, 19698155, 39396310, 78792620]

約数ペア:

[(1, 78792620), (2, 39396310), (4, 19698155), (5, 15758524), (10, 7879262), (17, 4634860), (19, 4146980), (20, 3939631), (34, 2317430), (38, 2073490), (68, 1158715), (76, 1036745), (85, 926972), (95, 829396), (170, 463486), (190, 414698), (323, 243940), (340, 231743), (380, 207349), (646, 121970), (1292, 60985), (1615, 48788), (3230, 24394), (6460, 12197)]