72195645

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 122915520

約数和(自身を除く): 50719875

約数列:

[1, 3, 5, 15, 29, 59, 87, 97, 145, 177, 291, 295, 435, 485, 841, 885, 1455, 1711, 2523, 2813, 4205, 5133, 5723, 8439, 8555, 12615, 14065, 17169, 25665, 28615, 42195, 49619, 81577, 85845, 148857, 165967, 244731, 248095, 407885, 497901, 744285, 829835, 1223655, 2489505, 4813043, 14439129, 24065215, 72195645]

約数ペア:

[(1, 72195645), (3, 24065215), (5, 14439129), (15, 4813043), (29, 2489505), (59, 1223655), (87, 829835), (97, 744285), (145, 497901), (177, 407885), (291, 248095), (295, 244731), (435, 165967), (485, 148857), (841, 85845), (885, 81577), (1455, 49619), (1711, 42195), (2523, 28615), (2813, 25665), (4205, 17169), (5133, 14065), (5723, 12615), (8439, 8555)]