20210449550

素因数分解:

$2^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{1301}}^1\times {\mathrm{3203}}^1$

素因数の和:4613

約数の個数: 48

約数和(自身を含む): 38020035312

約数和(自身を除く): 17809585762

約数列:

[1, 2, 5, 10, 25, 50, 97, 194, 485, 970, 1301, 2425, 2602, 3203, 4850, 6406, 6505, 13010, 16015, 32030, 32525, 65050, 80075, 126197, 160150, 252394, 310691, 621382, 630985, 1261970, 1553455, 3106910, 3154925, 4167103, 6309850, 7767275, 8334206, 15534550, 20835515, 41671030, 104177575, 208355150, 404208991, 808417982, 2021044955, 4042089910, 10105224775, 20210449550]

約数ペア:

[(1, 20210449550), (2, 10105224775), (5, 4042089910), (10, 2021044955), (25, 808417982), (50, 404208991), (97, 208355150), (194, 104177575), (485, 41671030), (970, 20835515), (1301, 15534550), (2425, 8334206), (2602, 7767275), (3203, 6309850), (4850, 4167103), (6406, 3154925), (6505, 3106910), (13010, 1553455), (16015, 1261970), (32030, 630985), (32525, 621382), (65050, 310691), (80075, 252394), (126197, 160150)]