30180100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 71198568

約数和(自身を除く): 41018468

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 41, 50, 68, 82, 85, 100, 164, 170, 205, 340, 410, 425, 433, 697, 820, 850, 866, 1025, 1394, 1700, 1732, 2050, 2165, 2788, 3485, 4100, 4330, 6970, 7361, 8660, 10825, 13940, 14722, 17425, 17753, 21650, 29444, 34850, 35506, 36805, 43300, 69700, 71012, 73610, 88765, 147220, 177530, 184025, 301801, 355060, 368050, 443825, 603602, 736100, 887650, 1207204, 1509005, 1775300, 3018010, 6036020, 7545025, 15090050, 30180100]

約数ペア:

[(1, 30180100), (2, 15090050), (4, 7545025), (5, 6036020), (10, 3018010), (17, 1775300), (20, 1509005), (25, 1207204), (34, 887650), (41, 736100), (50, 603602), (68, 443825), (82, 368050), (85, 355060), (100, 301801), (164, 184025), (170, 177530), (205, 147220), (340, 88765), (410, 73610), (425, 71012), (433, 69700), (697, 43300), (820, 36805), (850, 35506), (866, 34850), (1025, 29444), (1394, 21650), (1700, 17753), (1732, 17425), (2050, 14722), (2165, 13940), (2788, 10825), (3485, 8660), (4100, 7361), (4330, 6970)]