15672435220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{419}}^1\times {\mathrm{491}}^1$

素因数の和:1225

約数の個数: 96

約数和(自身を含む): 35722270080

約数和(自身を除く): 20049834860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 293, 419, 491, 586, 838, 982, 1172, 1465, 1676, 1964, 2095, 2455, 2930, 3809, 4190, 4910, 5447, 5860, 6383, 7618, 8380, 9820, 10894, 12766, 15236, 19045, 21788, 25532, 27235, 31915, 38090, 54470, 63830, 76180, 108940, 122767, 127660, 143863, 205729, 245534, 287726, 411458, 491068, 575452, 613835, 719315, 822916, 1028645, 1227670, 1438630, 1595971, 1870219, 2057290, 2455340, 2674477, 2877260, 3191942, 3740438, 4114580, 5348954, 6383884, 7480876, 7979855, 9351095, 10697908, 13372385, 15959710, 18702190, 26744770, 31919420, 37404380, 53489540, 60278597, 120557194, 241114388, 301392985, 602785970, 783621761, 1205571940, 1567243522, 3134487044, 3918108805, 7836217610, 15672435220]

約数ペア:

[(1, 15672435220), (2, 7836217610), (4, 3918108805), (5, 3134487044), (10, 1567243522), (13, 1205571940), (20, 783621761), (26, 602785970), (52, 301392985), (65, 241114388), (130, 120557194), (260, 60278597), (293, 53489540), (419, 37404380), (491, 31919420), (586, 26744770), (838, 18702190), (982, 15959710), (1172, 13372385), (1465, 10697908), (1676, 9351095), (1964, 7979855), (2095, 7480876), (2455, 6383884), (2930, 5348954), (3809, 4114580), (4190, 3740438), (4910, 3191942), (5447, 2877260), (5860, 2674477), (6383, 2455340), (7618, 2057290), (8380, 1870219), (9820, 1595971), (10894, 1438630), (12766, 1227670), (15236, 1028645), (19045, 822916), (21788, 719315), (25532, 613835), (27235, 575452), (31915, 491068), (38090, 411458), (54470, 287726), (63830, 245534), (76180, 205729), (108940, 143863), (122767, 127660)]